Merge pull request #56 from ankitjavalkar/examtime

Start and Expiry times for Quizzes

144 files changed, 296 insertions, 806 deletions

diff --git a/.travis.yml b/.travis.yml
index 8c064ac..d70a43b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,5 +18,5 @@ before_install:
 
 # command to run tests
 script: 
-  - nosetests ./testapp/tests/
+  - nosetests ./yaksh/tests/
   - python manage.py test
\ No newline at end of file
diff --git a/MANIFEST.in b/MANIFEST.in
index 762b21a..dbaf299 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,13 +1,8 @@
 include LICENSE
 include README.rst
-exclude testapp/production.py
-exclude testapp/settings.py
-exclude testapp/urls.py
-exclude testapp/test_server.py
-exclude testapp/manage.py
-recursive-exclude testapp/myauthentication *
-recursive-include testapp/yaksh_app/static *
-recursive-include testapp/yaksh_app/templates *
-recursive-include testapp/yaksh_app/management *
-recursive-include testapp/yaksh_app/output *
-recursive-include testapp/yaksh_app/fixtures *
+recursive-include yaksh/static *
+recursive-include yaksh/templates *
+recursive-include yaksh/demo_templates *
+recursive-include yaksh/management *
+recursive-include yaksh/output *
+recursive-include yaksh/fixtures *
diff --git a/README.md b/README.md
index 2483ab2..45c3e4f 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-Vimarsh
+Yaksh
 ========
 [![Build Status](https://travis-ci.org/FOSSEE/online_test.svg?branch=master)](https://travis-ci.org/FOSSEE/online_test)
 
@@ -28,13 +28,13 @@ Quick Start
 
 #### Installation
 
-1. Install the vimarsh app
+1. Install the yaksh
     
-        pip install vimarsh
+        pip install yaksh
 
 1. In the terminal run
         
-            vimarsh create_demo [-p PATH] project_name
+            yaksh create_demo [-p PATH] project_name
     - ```project_name``` is the desired name of the django project
     - PATH is an optional argument to specify where the django project will be installed
     - If PATH is not provided, the project is created in the current directory
@@ -48,11 +48,11 @@ Quick Start
 
 1. Run:
 
-        vimarsh run_demo
+        yaksh run_demo
 
 1. In a new terminal run:
 
-        sudo vimarsh run_code_server
+        sudo yaksh run_code_server
 
 1. Open your browser and open the URL ```http://localhost:8000/exam```
 
@@ -74,18 +74,18 @@ Production Deployment
  
 #### Configure MySql server
 
- 1. Create a database named ``online_test`` by following the steps below
+ 1. Create a database named ``yaksh`` by following the steps below
     
         $> mysql -u root -p    
-        mysql> create database online_test
+        mysql> create database yaksh
  
- 1. Add a user named ```online_test_user``` and give access to it on the database ```online_test``` by following the steps below
+ 1. Add a user named ```yaksh_user``` and give access to it on the database ```yaksh``` by following the steps below
  
-    1. mysql> grant usage on online_test.* to online_test_user@localhost identified by 'mysecretpassword';
+    1. mysql> grant usage on yaksh.* to yaksh_user@localhost identified by 'mysecretpassword';
     
-    1. mysql> grant all privileges on online_test.* to online_test_user@localhost;
+    1. mysql> grant all privileges on yaksh.* to yaksh_user@localhost;
  
- 1. Create a file named `local.py` in folder `testapp` and insert `DATABASE_PASSWORD = 'mysecretpassword'` and `DATABASE_USER = 'online_test_user'`
+ 1. Add `DATABASE_PASSWORD = 'mysecretpassword'` and `DATABASE_USER = 'yaksh_user'` to online_test/settings.py
 
 To deploy this app follow the steps below:
 
@@ -104,7 +104,7 @@ To deploy this app follow the steps below:
     
  1. First run the python server provided. This ensures that the code is executed in a safe environment.  Do this like so:
     
-        $ sudo python testapp/exam/code_server.py
+        $ sudo python yaksh/code_server.py
       
     Put this in the background once it has started since this will not
     return back the prompt.  It is important that the server be running
@@ -177,7 +177,7 @@ To install this app follow the steps below:
     
  1. First run the python server provided. This ensures that the code is executed in a safe environment.  Do this like so:
     
-      $ sudo python testapp/code_server.py
+      $ sudo python yaksh/code_server.py
       
     Put this in the background once it has started since this will not
     return back the prompt.  It is important that the server be running
diff --git a/online_test/settings.py b/online_test/settings.py
index 3d57c3b..e46b055 100644
--- a/online_test/settings.py
+++ b/online_test/settings.py
@@ -37,7 +37,7 @@ INSTALLED_APPS = (
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
-    'testapp.yaksh_app',
+    'yaksh',
     'taggit',
 )
 
@@ -68,7 +68,7 @@ DATABASES = {
 # Internationalization
 # https://docs.djangoproject.com/en/1.6/topics/i18n/
 
-AUTH_PROFILE_MODULE = 'yaksh_app.Profile'
+AUTH_PROFILE_MODULE = 'yaksh.Profile'
 
 LANGUAGE_CODE = 'en-us'
 
diff --git a/online_test/urls.py b/online_test/urls.py
index 8a61db1..0415511 100644
--- a/online_test/urls.py
+++ b/online_test/urls.py
@@ -9,5 +9,5 @@ urlpatterns = patterns('',
     # url(r'^blog/', include('blog.urls')),
 
     url(r'^admin/', include(admin.site.urls)),
-    url(r'^exam/', include('testapp.yaksh_app.urls')),
+    url(r'^exam/', include('yaksh.urls')),
 )
diff --git a/setup.py b/setup.py
index a9b23c5..839607e 100644
--- a/setup.py
+++ b/setup.py
@@ -16,7 +16,7 @@ setup(
     license='BSD License',
     entry_points = {
             'console_scripts': [
-                'vimarsh = testapp.scripts.vimarsh:main',
+                'yaksh = yaksh.scripts.yaksh:main',
             ],
     },
     description='A django app to conduct online tests.',
diff --git a/testapp/myauthentication/README b/testapp/myauthentication/README
deleted file mode 100644
index 4aef3c5..0000000
--- a/testapp/myauthentication/README
+++ /dev/null
@@ -1,12 +0,0 @@
-To use authentication from external source, follow the instructions given below:
-
-1.  In settings.py, 
-    Uncomment AUTHENTICATION_BACKENDS = ('myauthentication.backend.MyBackend',)
-    Uncomment AUTHENTICATION_BACKENDS = ('myauthentication.backend.MyBackend',)
-    Enter database name, username and password for the spoken tutorial database.
-
-2. From login.html template comment 'New User? Sign-Up' link.
-   This is to be done so that user will register only from external
-   application and their details will be stored in the external database.
-
-3. In urls.py comment 'register' url pattern.
diff --git a/testapp/myauthentication/backend.py b/testapp/myauthentication/backend.py
deleted file mode 100644
index 721fe54..0000000
--- a/testapp/myauthentication/backend.py
+++ /dev/null
@@ -1,43 +0,0 @@
-import hashlib
-from django.contrib.auth.models import User, check_password
-from models_spoken_tutorial import MoodleUser
-
-
-class MyBackend:
-    supports_object_permissions = False
-    supports_anonymous_user = False
-    supports_inactive_user = False
-
-    def authenticate(self, username=None, password=None):
-        '''
-            Checks username and password with external User table.
-            If valid then adds the user details in django User table
-            and authenticates the user.
-        '''
-        try:
-            user = MoodleUser.objects.get(username=username)
-            pwd = user.password
-            uid = user.id
-            firstname = user.firstname
-            lastname = user.lastname
-            email_id = user.email
-            p = hashlib.md5(password)
-            pwd_valid = (pwd == p.hexdigest())
-            if user and pwd_valid:
-                try:
-                    user = User.objects.get(username=username)
-                    return user
-                except Exception, e:
-                    user = User(id=uid, username=username, password=pwd,
-                                first_name=firstname, last_name=lastname,
-                                email=email_id)
-                    user.save()
-                    return user
-        except Exception, e:
-            return None
-
-    def get_user(self, user_id):
-        try:
-            return User.objects.get(pk=user_id)
-        except Exception, e:
-            return None
diff --git a/testapp/myauthentication/models_spoken_tutorial.py b/testapp/myauthentication/models_spoken_tutorial.py
deleted file mode 100644
index d333400..0000000
--- a/testapp/myauthentication/models_spoken_tutorial.py
+++ /dev/null
@@ -1,26 +0,0 @@
-# This is an auto-generated Django model module.
-# You'll have to do the following manually to clean this up:
-#     * Rearrange models' order
-#     * Make sure each model has one field with primary_key=True
-# Feel free to rename the models, but don't rename db_table values or field names.
-#
-# Also note: You'll have to insert the output of 'django-admin.py sqlcustom [appname]'
-# into your database.
-
-from django.db import models
-
-class MoodleUser(models.Model):
-    id = models.BigIntegerField(primary_key=True)
-    username = models.CharField(unique=True, max_length=300)
-    password = models.CharField(max_length=96)
-    idnumber = models.CharField(max_length=765)
-    firstname = models.CharField(max_length=300)
-    lastname = models.CharField(max_length=300)
-    email = models.CharField(max_length=300)
-    institution = models.CharField(max_length=120)
-    department = models.CharField(max_length=90)
-    address = models.CharField(max_length=210)
-    city = models.CharField(max_length=360)
-    country = models.CharField(max_length=6)
-    class Meta:
-        db_table = u'mdl_user'
diff --git a/testapp/myauthentication/router.py b/testapp/myauthentication/router.py
deleted file mode 100644
index 3d9c330..0000000
--- a/testapp/myauthentication/router.py
+++ /dev/null
@@ -1,12 +0,0 @@
-class MyDatabaseRouter(object):
-    """
-        A router to manage database operations in the myauthentication app.
-    """
-    def db_for_read(self, model, **hints):
-        """
-            Point all read operations on myauthentication app to spoken
-            database.
-        """
-        if model._meta.app_label == 'myauthentication':
-            return 'spoken_tutorial'
-        return None
diff --git a/testapp/myauthentication/tests.py b/testapp/myauthentication/tests.py
deleted file mode 100644
index 4103038..0000000
--- a/testapp/myauthentication/tests.py
+++ /dev/null
@@ -1,5 +0,0 @@
-#This file demonstrates writing tests using the unittest module. These will pass
-#when you run "manage.py test".
-
-#Write appropriate tests for the application.
-
diff --git a/testapp/myauthentication/urls.py b/testapp/myauthentication/urls.py
deleted file mode 100644
index e69de29..0000000
--- a/testapp/myauthentication/urls.py
+++ /dev/null
diff --git a/testapp/myauthentication/views.py b/testapp/myauthentication/views.py
deleted file mode 100644
index 60f00ef..0000000
--- a/testapp/myauthentication/views.py
+++ /dev/null
@@ -1 +0,0 @@
-# Create your views here.
diff --git a/testapp/tests/test_bash_evaluation.py b/testapp/tests/test_bash_evaluation.py
deleted file mode 100644
index 924c560..0000000
--- a/testapp/tests/test_bash_evaluation.py
+++ /dev/null
@@ -1,41 +0,0 @@
-import unittest
-import os
-from testapp.yaksh_app.bash_code_evaluator import BashCodeEvaluator
-from testapp.yaksh_app.settings import SERVER_TIMEOUT
-
-class BashEvaluationTestCases(unittest.TestCase):
-    def setUp(self):
-        self.language = "bash"
-        self.ref_code_path = "bash_files/sample.sh,bash_files/sample.args"
-        self.in_dir = "/tmp"
-        self.test_case_data = []
-        self.timeout_msg = ("Code took more than {0} seconds to run. "
-                            "You probably have an infinite loop in your code.").format(SERVER_TIMEOUT)
-        self.test = None
-
-    def test_correct_answer(self):
-        user_answer = "#!/bin/bash\n[[ $# -eq 2 ]] && echo $(( $1 + $2 )) && exit $(( $1 + $2 ))"
-        get_class = BashCodeEvaluator(self.test_case_data, self.test, self.language, user_answer, self.ref_code_path, self.in_dir)
-        result = get_class.evaluate()
-
-        self.assertTrue(result.get("success"))
-        self.assertEqual(result.get("error"), "Correct answer")
-
-    def test_error(self):
-        user_answer = "#!/bin/bash\n[[ $# -eq 2 ]] && echo $(( $1 - $2 )) && exit $(( $1 - $2 ))"
-        get_class = BashCodeEvaluator(self.test_case_data, self.test, self.language, user_answer, self.ref_code_path, self.in_dir)
-        result = get_class.evaluate()
-
-        self.assertFalse(result.get("success"))
-        self.assertTrue("Error" in result.get("error"))
-
-    def test_infinite_loop(self):
-        user_answer = "#!/bin/bash\nwhile [ 1 ] ; do echo "" > /dev/null ; done"
-        get_class = BashCodeEvaluator(self.test_case_data, self.test, self.language, user_answer, self.ref_code_path, self.in_dir)
-        result = get_class.evaluate()
-
-        self.assertFalse(result.get("success"))
-        self.assertEquals(result.get("error"), self.timeout_msg)
-
-if __name__ == '__main__':
-    unittest.main()
diff --git a/testapp/tests/test_c_cpp_evaluation.py b/testapp/tests/test_c_cpp_evaluation.py
deleted file mode 100644
index 3d7f09d..0000000
--- a/testapp/tests/test_c_cpp_evaluation.py
+++ /dev/null
@@ -1,77 +0,0 @@
-import unittest
-import os
-from testapp.yaksh_app.cpp_code_evaluator import CppCodeEvaluator
-from testapp.yaksh_app.settings import SERVER_TIMEOUT
-
-class CEvaluationTestCases(unittest.TestCase):
-    def setUp(self):
-        self.language = "C"
-        self.ref_code_path = "c_cpp_files/main.cpp"
-        self.in_dir = "/tmp"
-        self.test_case_data = []
-        self.timeout_msg = ("Code took more than {0} seconds to run. "
-                            "You probably have an infinite loop in your code.").format(SERVER_TIMEOUT)
-        self.test = None
-
-    def test_correct_answer(self):
-        user_answer = "int add(int a, int b)\n{return a+b;}"
-        get_class = CppCodeEvaluator(self.test_case_data, self.test, self.language, user_answer, self.ref_code_path, self.in_dir)
-        result = get_class.evaluate()
-
-        self.assertTrue(result.get("success"))
-        self.assertEqual(result.get("error"), "Correct answer")
-
-    def test_compilation_error(self):
-        user_answer = "int add(int a, int b)\n{return a+b}"
-        get_class = CppCodeEvaluator(self.test_case_data, self.test, self.language, user_answer, self.ref_code_path, self.in_dir)
-        result = get_class.evaluate()
-
-        self.assertFalse(result.get("success"))
-        self.assertTrue("Compilation Error" in result.get("error"))
-
-    def test_infinite_loop(self):
-        user_answer = "int add(int a, int b)\n{while(1>0){}}"
-        get_class = CppCodeEvaluator(self.test_case_data, self.test, self.language, user_answer, self.ref_code_path, self.in_dir)
-        result = get_class.evaluate()
- 
-        self.assertFalse(result.get("success"))
-        self.assertEquals(result.get("error"), self.timeout_msg)
-
-
-###############################################################################
-class CppEvaluationTestCases(unittest.TestCase):
-    def setUp(self):
-        self.language = "CPP"
-        self.ref_code_path = "c_cpp_files/main.cpp"
-        self.in_dir = "/tmp"
-        self.test_case_data = []
-        self.timeout_msg = ("Code took more than {0} seconds to run. "
-                            "You probably have an infinite loop in your code.").format(SERVER_TIMEOUT)
-        self.test = None
-
-    def test_correct_answer(self):
-        user_answer = "int add(int a, int b)\n{return a+b;}"
-        get_class = CppCodeEvaluator(self.test_case_data, self.test, self.language, user_answer, self.ref_code_path, self.in_dir)
-        result = get_class.evaluate()
-
-        self.assertTrue(result.get("success"))
-        self.assertEqual(result.get("error"), "Correct answer")
-
-    def test_compilation_error(self):
-        user_answer = "int add(int a, int b)\n{return a+b}"
-        get_class = CppCodeEvaluator(self.test_case_data, self.test, self.language, user_answer, self.ref_code_path, self.in_dir)
-        result = get_class.evaluate()
-
-        self.assertFalse(result.get("success"))
-        self.assertTrue("Compilation Error" in result.get("error"))
-
-    def test_infinite_loop(self):
-        user_answer = "int add(int a, int b)\n{while(1>0){}}"
-        get_class = CppCodeEvaluator(self.test_case_data, self.test, self.language, user_answer, self.ref_code_path, self.in_dir)
-        result = get_class.evaluate()
- 
-        self.assertFalse(result.get("success"))
-        self.assertEquals(result.get("error"), self.timeout_msg)
-
-if __name__ == '__main__':
-    unittest.main()
diff --git a/testapp/tests/test_code_evaluation.py b/testapp/tests/test_code_evaluation.py
deleted file mode 100644
index 9f0885f..0000000
--- a/testapp/tests/test_code_evaluation.py
+++ /dev/null
@@ -1,24 +0,0 @@
-import unittest
-import os
-from testapp.yaksh_app import python_code_evaluator
-from testapp.yaksh_app.language_registry import _LanguageRegistry, set_registry, get_registry
-from testapp.yaksh_app.settings import SERVER_TIMEOUT
-
-
-class RegistryTestCase(unittest.TestCase):
-    def setUp(self):
-        set_registry()
-        self.registry_object = get_registry()
-        self.language_registry = _LanguageRegistry()
-
-    def test_set_register(self):
-        class_name = getattr(python_code_evaluator, 'PythonCodeEvaluator')
-        self.registry_object.register("python", "testapp.yaksh_app.python_code_evaluator.PythonCodeEvaluator")
-        self.assertEquals(self.registry_object.get_class("python"), class_name)
-
-    def tearDown(self):
-        self.registry_object = None
-
-
-if __name__ == '__main__':
-    unittest.main()
diff --git a/testapp/tests/test_java_evaluation.py b/testapp/tests/test_java_evaluation.py
deleted file mode 100644
index 8e1fdeb..0000000
--- a/testapp/tests/test_java_evaluation.py
+++ /dev/null
@@ -1,53 +0,0 @@
-import unittest
-import os
-from testapp.yaksh_app import code_evaluator as evaluator
-from testapp.yaksh_app.java_code_evaluator import JavaCodeEvaluator
-
-
-class JavaEvaluationTestCases(unittest.TestCase):
-    def setUp(self):
-        self.language = "java"
-        self.ref_code_path = "java_files/main_square.java"
-        self.in_dir = "/tmp"
-        self.test_case_data = []
-        evaluator.SERVER_TIMEOUT = 9
-        self.timeout_msg = ("Code took more than {0} seconds to run. "
-                            "You probably have an infinite loop in "
-                            "your code.").format(evaluator.SERVER_TIMEOUT)
-        self.test = None
-
-    def tearDown(self):
-        evaluator.SERVER_TIMEOUT = 2
-
-    def test_correct_answer(self):
-        user_answer = "class Test {\n\tint square_num(int a) {\n\treturn a*a;\n\t}\n}"
-        get_class = JavaCodeEvaluator(self.test_case_data, self.test,
-                                         self.language, user_answer,
-                                         self.ref_code_path, self.in_dir)
-        result = get_class.evaluate()
-
-        self.assertTrue(result.get("success"))
-        self.assertEqual(result.get("error"), "Correct answer")
-
-    def test_error(self):
-        user_answer = "class Test {\n\tint square_num(int a) {\n\treturn a*a"
-        get_class = JavaCodeEvaluator(self.test_case_data, self.test,
-                                         self.language, user_answer,
-                                         self.ref_code_path, self.in_dir)
-        result = get_class.evaluate()
- 
-        self.assertFalse(result.get("success"))
-        self.assertTrue("Error" in result.get("error"))
-
-    def test_infinite_loop(self):
-        user_answer = "class Test {\n\tint square_num(int a) {\n\t\twhile(0==0){\n\t\t}\n\t}\n}"
-        get_class = JavaCodeEvaluator(self.test_case_data, self.test,
-                                         self.language, user_answer,
-                                         self.ref_code_path, self.in_dir)
-        result = get_class.evaluate()
- 
-        self.assertFalse(result.get("success"))
-        self.assertEquals(result.get("error"), self.timeout_msg)
-
-if __name__ == '__main__':
-    unittest.main()
diff --git a/testapp/tests/test_python_evaluation.py b/testapp/tests/test_python_evaluation.py
deleted file mode 100644
index 7039b75..0000000
--- a/testapp/tests/test_python_evaluation.py
+++ /dev/null
@@ -1,53 +0,0 @@
-import unittest
-import os
-from testapp.yaksh_app.python_code_evaluator import PythonCodeEvaluator
-from testapp.yaksh_app.settings import SERVER_TIMEOUT
-
-class PythonEvaluationTestCases(unittest.TestCase):
-    def setUp(self):
-        self.language = "Python"
-        self.test = None
-        self.test_case_data = [{"func_name": "add", 
-                                 "expected_answer": "5", 
-                                 "test_id": u'null', 
-                                 "pos_args": ["3", "2"], 
-                                 "kw_args": {}
-                                }]
-        self.timeout_msg = ("Code took more than {0} seconds to run. "
-                            "You probably have an infinite loop in your code.").format(SERVER_TIMEOUT)
-
-    def test_correct_answer(self):
-        user_answer = "def add(a, b):\n\treturn a + b"""
-        get_class = PythonCodeEvaluator(self.test_case_data, self.test, self.language, user_answer, ref_code_path=None, in_dir=None)
-        result = get_class.evaluate()
-        self.assertTrue(result.get("success"))
-        self.assertEqual(result.get("error"), "Correct answer")
-
-    def test_incorrect_answer(self):
-        user_answer = "def add(a, b):\n\treturn a - b"
-        test_case_data = [{"func_name": "add", 
-                                 "expected_answer": "5", 
-                                 "test_id": u'null', 
-                                 "pos_args": ["3", "2"], 
-                                 "kw_args": {}
-                                }]
-        get_class = PythonCodeEvaluator(self.test_case_data, self.test, self.language, user_answer, ref_code_path=None, in_dir=None)
-        result = get_class.evaluate()
-        self.assertFalse(result.get("success"))
-        self.assertEqual(result.get("error"), "AssertionError  in: assert add(3, 2) == 5")
-
-    def test_infinite_loop(self):
-        user_answer = "def add(a, b):\n\twhile True:\n\t\tpass"""
-        test_case_data = [{"func_name": "add", 
-                                 "expected_answer": "5", 
-                                 "test_id": u'null', 
-                                 "pos_args": ["3", "2"], 
-                                 "kw_args": {}
-                                }]
-        get_class = PythonCodeEvaluator(self.test_case_data, self.test, self.language, user_answer, ref_code_path=None, in_dir=None)
-        result = get_class.evaluate()
-        self.assertFalse(result.get("success"))
-        self.assertEquals(result.get("error"), self.timeout_msg)
-
-if __name__ == '__main__':
-    unittest.main()
diff --git a/testapp/tests/test_scilab_evaluation.py b/testapp/tests/test_scilab_evaluation.py
deleted file mode 100644
index 346060a..0000000
--- a/testapp/tests/test_scilab_evaluation.py
+++ /dev/null
@@ -1,47 +0,0 @@
-import unittest
-import os
-from testapp.yaksh_app.scilab_code_evaluator import ScilabCodeEvaluator
-from testapp.yaksh_app.settings import SERVER_TIMEOUT
-
-class ScilabEvaluationTestCases(unittest.TestCase):
-    def setUp(self):
-        self.language = "scilab"
-        self.ref_code_path = "scilab_files/test_add.sce"
-        self.in_dir = "/tmp"
-        self.test_case_data = []
-        self.timeout_msg = ("Code took more than {0} seconds to run. "
-                            "You probably have an infinite loop in your code.").format(SERVER_TIMEOUT)
-        self.test = None
-
-    def test_correct_answer(self):
-        user_answer = "funcprot(0)\nfunction[c]=add(a,b)\n\tc=a+b;\nendfunction"
-        get_class = ScilabCodeEvaluator(self.test_case_data, self.test,
-                                             self.language, user_answer,
-                                             self.ref_code_path, self.in_dir)
-        result = get_class.evaluate()
-
-        self.assertTrue(result.get("success"))
-        self.assertEqual(result.get("error"), "Correct answer")
-
-    def test_error(self):
-        user_answer = "funcprot(0)\nfunction[c]=add(a,b)\n\tc=a+b;\ndis(\tendfunction"
-        get_class = ScilabCodeEvaluator(self.test_case_data, self.test,
-                                             self.language, user_answer,
-                                             self.ref_code_path, self.in_dir)
-        result = get_class.evaluate()
- 
-        self.assertFalse(result.get("success"))
-        self.assertTrue("error" in result.get("error"))
-
-    def test_infinite_loop(self):
-        user_answer = "funcprot(0)\nfunction[c]=add(a,b)\n\tc=a;\nwhile(1==1)\nend\nendfunction"
-        get_class = ScilabCodeEvaluator(self.test_case_data, self.test,
-                                         self.language, user_answer,
-                                         self.ref_code_path, self.in_dir)
-        result = get_class.evaluate()
-
-        self.assertFalse(result.get("success"))
-        self.assertEquals(result.get("error"), self.timeout_msg)
-
-if __name__ == '__main__':
-    unittest.main()
diff --git a/testapp/urls.py b/testapp/urls.py
deleted file mode 100644
index 4547232..0000000
--- a/testapp/urls.py
+++ /dev/null
@@ -1,29 +0,0 @@
-from django.conf.urls import patterns, include, url
-
-# Uncomment the next two lines to enable the admin:
-from django.contrib import admin
-admin.autodiscover()
-
-from settings import URL_ROOT
-
-if URL_ROOT.startswith('/'):
-    URL_BASE = r'^%s/exam/'%URL_ROOT[1:]
-    ADMIN_BASE = r'^%s/admin/'%URL_ROOT[1:]
-else:
-    URL_BASE = r'^exam/'
-    ADMIN_BASE = r'^admin/'
-
-urlpatterns = patterns('',
-    url(URL_BASE, include('yaksh_app.urls')),
-    #url(r'^admin/', include(admin.site.urls)),
-    # Uncomment the admin/doc line below to enable admin documentation:
-    # url(r'^admin/doc/', include('django.contrib.admindocs.urls')),
-    # Uncomment the next line to enable the admin:
-    url(ADMIN_BASE, include(admin.site.urls)),
-
-)
-
-urlpatterns += patterns('',
-    url(r'^taggit_autocomplete_modified/', include\
-                                        ('taggit_autocomplete_modified.urls')),
-)
diff --git a/testapp/yaksh_app/__init__.py b/testapp/yaksh_app/__init__.py
deleted file mode 100644
index e69de29..0000000
--- a/testapp/yaksh_app/__init__.py
+++ /dev/null
diff --git a/testapp/yaksh_app/management/__init__.py b/testapp/yaksh_app/management/__init__.py
deleted file mode 100644
index e69de29..0000000
--- a/testapp/yaksh_app/management/__init__.py
+++ /dev/null
diff --git a/testapp/yaksh_app/management/commands/__init__.py b/testapp/yaksh_app/management/commands/__init__.py
deleted file mode 100644
index e69de29..0000000
--- a/testapp/yaksh_app/management/commands/__init__.py
+++ /dev/null
diff --git a/testapp/yaksh_app/static/yaksh_app/js/jquery-1.4.2.min.js b/testapp/yaksh_app/static/yaksh_app/js/jquery-1.4.2.min.js
deleted file mode 100644
index 48a88b8..0000000
--- a/testapp/yaksh_app/static/yaksh_app/js/jquery-1.4.2.min.js
+++ /dev/null
@@ -1,154 +0,0 @@
-/*!
- * jQuery JavaScript Library v1.4.2
- * http://jquery.com/
- *
- * Copyright 2010, John Resig
- * Dual licensed under the MIT or GPL Version 2 licenses.
- * http://jquery.org/license
- *
- * Includes Sizzle.js
- * http://sizzlejs.com/
- * Copyright 2010, The Dojo Foundation
- * Released under the MIT, BSD, and GPL Licenses.
- *
- * Date: Sat Feb 13 22:33:48 2010 -0500
- */
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-e,this.options.orig[e]);this.options.complete.call(this.elem)}return false}else{e=b-this.startTime;this.state=e/this.options.duration;a=this.options.easing||(c.easing.swing?"swing":"linear");this.pos=c.easing[this.options.specialEasing&&this.options.specialEasing[this.prop]||a](this.state,e,0,1,this.options.duration);this.now=this.start+(this.end-this.start)*this.pos;this.update()}return true}};c.extend(c.fx,{tick:function(){for(var a=c.timers,b=0;b<a.length;b++)a[b]()||a.splice(b--,1);a.length||
-c.fx.stop()},stop:function(){clearInterval(W);W=null},speeds:{slow:600,fast:200,_default:400},step:{opacity:function(a){c.style(a.elem,"opacity",a.now)},_default:function(a){if(a.elem.style&&a.elem.style[a.prop]!=null)a.elem.style[a.prop]=(a.prop==="width"||a.prop==="height"?Math.max(0,a.now):a.now)+a.unit;else a.elem[a.prop]=a.now}}});if(c.expr&&c.expr.filters)c.expr.filters.animated=function(a){return c.grep(c.timers,function(b){return a===b.elem}).length};c.fn.offset="getBoundingClientRect"in s.documentElement?
-function(a){var b=this[0];if(a)return this.each(function(e){c.offset.setOffset(this,a,e)});if(!b||!b.ownerDocument)return null;if(b===b.ownerDocument.body)return c.offset.bodyOffset(b);var d=b.getBoundingClientRect(),f=b.ownerDocument;b=f.body;f=f.documentElement;return{top:d.top+(self.pageYOffset||c.support.boxModel&&f.scrollTop||b.scrollTop)-(f.clientTop||b.clientTop||0),left:d.left+(self.pageXOffset||c.support.boxModel&&f.scrollLeft||b.scrollLeft)-(f.clientLeft||b.clientLeft||0)}}:function(a){var b=
-this[0];if(a)return this.each(function(r){c.offset.setOffset(this,a,r)});if(!b||!b.ownerDocument)return null;if(b===b.ownerDocument.body)return c.offset.bodyOffset(b);c.offset.initialize();var d=b.offsetParent,f=b,e=b.ownerDocument,j,i=e.documentElement,o=e.body;f=(e=e.defaultView)?e.getComputedStyle(b,null):b.currentStyle;for(var k=b.offsetTop,n=b.offsetLeft;(b=b.parentNode)&&b!==o&&b!==i;){if(c.offset.supportsFixedPosition&&f.position==="fixed")break;j=e?e.getComputedStyle(b,null):b.currentStyle;
-k-=b.scrollTop;n-=b.scrollLeft;if(b===d){k+=b.offsetTop;n+=b.offsetLeft;if(c.offset.doesNotAddBorder&&!(c.offset.doesAddBorderForTableAndCells&&/^t(able|d|h)$/i.test(b.nodeName))){k+=parseFloat(j.borderTopWidth)||0;n+=parseFloat(j.borderLeftWidth)||0}f=d;d=b.offsetParent}if(c.offset.subtractsBorderForOverflowNotVisible&&j.overflow!=="visible"){k+=parseFloat(j.borderTopWidth)||0;n+=parseFloat(j.borderLeftWidth)||0}f=j}if(f.position==="relative"||f.position==="static"){k+=o.offsetTop;n+=o.offsetLeft}if(c.offset.supportsFixedPosition&&
-f.position==="fixed"){k+=Math.max(i.scrollTop,o.scrollTop);n+=Math.max(i.scrollLeft,o.scrollLeft)}return{top:k,left:n}};c.offset={initialize:function(){var a=s.body,b=s.createElement("div"),d,f,e,j=parseFloat(c.curCSS(a,"marginTop",true))||0;c.extend(b.style,{position:"absolute",top:0,left:0,margin:0,border:0,width:"1px",height:"1px",visibility:"hidden"});b.innerHTML="<div style='position:absolute;top:0;left:0;margin:0;border:5px solid #000;padding:0;width:1px;height:1px;'><div></div></div><table style='position:absolute;top:0;left:0;margin:0;border:5px solid #000;padding:0;width:1px;height:1px;' cellpadding='0' cellspacing='0'><tr><td></td></tr></table>";
-a.insertBefore(b,a.firstChild);d=b.firstChild;f=d.firstChild;e=d.nextSibling.firstChild.firstChild;this.doesNotAddBorder=f.offsetTop!==5;this.doesAddBorderForTableAndCells=e.offsetTop===5;f.style.position="fixed";f.style.top="20px";this.supportsFixedPosition=f.offsetTop===20||f.offsetTop===15;f.style.position=f.style.top="";d.style.overflow="hidden";d.style.position="relative";this.subtractsBorderForOverflowNotVisible=f.offsetTop===-5;this.doesNotIncludeMarginInBodyOffset=a.offsetTop!==j;a.removeChild(b);
-c.offset.initialize=c.noop},bodyOffset:function(a){var b=a.offsetTop,d=a.offsetLeft;c.offset.initialize();if(c.offset.doesNotIncludeMarginInBodyOffset){b+=parseFloat(c.curCSS(a,"marginTop",true))||0;d+=parseFloat(c.curCSS(a,"marginLeft",true))||0}return{top:b,left:d}},setOffset:function(a,b,d){if(/static/.test(c.curCSS(a,"position")))a.style.position="relative";var f=c(a),e=f.offset(),j=parseInt(c.curCSS(a,"top",true),10)||0,i=parseInt(c.curCSS(a,"left",true),10)||0;if(c.isFunction(b))b=b.call(a,
-d,e);d={top:b.top-e.top+j,left:b.left-e.left+i};"using"in b?b.using.call(a,d):f.css(d)}};c.fn.extend({position:function(){if(!this[0])return null;var a=this[0],b=this.offsetParent(),d=this.offset(),f=/^body|html$/i.test(b[0].nodeName)?{top:0,left:0}:b.offset();d.top-=parseFloat(c.curCSS(a,"marginTop",true))||0;d.left-=parseFloat(c.curCSS(a,"marginLeft",true))||0;f.top+=parseFloat(c.curCSS(b[0],"borderTopWidth",true))||0;f.left+=parseFloat(c.curCSS(b[0],"borderLeftWidth",true))||0;return{top:d.top-
-f.top,left:d.left-f.left}},offsetParent:function(){return this.map(function(){for(var a=this.offsetParent||s.body;a&&!/^body|html$/i.test(a.nodeName)&&c.css(a,"position")==="static";)a=a.offsetParent;return a})}});c.each(["Left","Top"],function(a,b){var d="scroll"+b;c.fn[d]=function(f){var e=this[0],j;if(!e)return null;if(f!==w)return this.each(function(){if(j=wa(this))j.scrollTo(!a?f:c(j).scrollLeft(),a?f:c(j).scrollTop());else this[d]=f});else return(j=wa(e))?"pageXOffset"in j?j[a?"pageYOffset":
-"pageXOffset"]:c.support.boxModel&&j.document.documentElement[d]||j.document.body[d]:e[d]}});c.each(["Height","Width"],function(a,b){var d=b.toLowerCase();c.fn["inner"+b]=function(){return this[0]?c.css(this[0],d,false,"padding"):null};c.fn["outer"+b]=function(f){return this[0]?c.css(this[0],d,false,f?"margin":"border"):null};c.fn[d]=function(f){var e=this[0];if(!e)return f==null?null:this;if(c.isFunction(f))return this.each(function(j){var i=c(this);i[d](f.call(this,j,i[d]()))});return"scrollTo"in
-e&&e.document?e.document.compatMode==="CSS1Compat"&&e.document.documentElement["client"+b]||e.document.body["client"+b]:e.nodeType===9?Math.max(e.documentElement["client"+b],e.body["scroll"+b],e.documentElement["scroll"+b],e.body["offset"+b],e.documentElement["offset"+b]):f===w?c.css(e,d):this.css(d,typeof f==="string"?f:f+"px")}});A.jQuery=A.$=c})(window);
\ No newline at end of file
diff --git a/testapp/__init__.py b/yaksh/__init__.py
index e69de29..e69de29 100644
--- a/testapp/__init__.py
+++ b/yaksh/__init__.py
diff --git a/testapp/yaksh_app/admin.py b/yaksh/admin.py
index e0a7741..71dfb3b 100644
--- a/testapp/yaksh_app/admin.py
+++ b/yaksh/admin.py
@@ -1,4 +1,4 @@
-from testapp.yaksh_app.models import Question, Quiz, TestCase
+from yaksh.models import Question, Quiz, TestCase
 from django.contrib import admin
 
 admin.site.register(Question)
diff --git a/testapp/yaksh_app/bash_code_evaluator.py b/yaksh/bash_code_evaluator.py
index a468fd7..a468fd7 100644
--- a/testapp/yaksh_app/bash_code_evaluator.py
+++ b/yaksh/bash_code_evaluator.py
diff --git a/testapp/yaksh_app/bash_files/sample.args b/yaksh/bash_files/sample.args
index 4d9f00d..4d9f00d 100644
--- a/testapp/yaksh_app/bash_files/sample.args
+++ b/yaksh/bash_files/sample.args
diff --git a/testapp/yaksh_app/bash_files/sample.sh b/yaksh/bash_files/sample.sh
index e935cb3..e935cb3 100755
--- a/testapp/yaksh_app/bash_files/sample.sh
+++ b/yaksh/bash_files/sample.sh
diff --git a/testapp/yaksh_app/c_cpp_files/main.cpp b/yaksh/c_cpp_files/main.cpp
index ebe1f08..ebe1f08 100755
--- a/testapp/yaksh_app/c_cpp_files/main.cpp
+++ b/yaksh/c_cpp_files/main.cpp
diff --git a/testapp/yaksh_app/c_cpp_files/main2.c b/yaksh/c_cpp_files/main2.c
index ccd1768..ccd1768 100755
--- a/testapp/yaksh_app/c_cpp_files/main2.c
+++ b/yaksh/c_cpp_files/main2.c
diff --git a/testapp/yaksh_app/c_cpp_files/main_array_check.cpp b/yaksh/c_cpp_files/main_array_check.cpp
index ea34fdd..ea34fdd 100755
--- a/testapp/yaksh_app/c_cpp_files/main_array_check.cpp
+++ b/yaksh/c_cpp_files/main_array_check.cpp
diff --git a/testapp/yaksh_app/c_cpp_files/main_array_check_all.cpp b/yaksh/c_cpp_files/main_array_check_all.cpp
index 140578e..140578e 100755
--- a/testapp/yaksh_app/c_cpp_files/main_array_check_all.cpp
+++ b/yaksh/c_cpp_files/main_array_check_all.cpp
diff --git a/testapp/yaksh_app/c_cpp_files/main_array_sum.cpp b/yaksh/c_cpp_files/main_array_sum.cpp
index 55b2ebf..55b2ebf 100755
--- a/testapp/yaksh_app/c_cpp_files/main_array_sum.cpp
+++ b/yaksh/c_cpp_files/main_array_sum.cpp
diff --git a/testapp/yaksh_app/c_cpp_files/main_blackJack.cpp b/yaksh/c_cpp_files/main_blackJack.cpp
index cc54e78..cc54e78 100755
--- a/testapp/yaksh_app/c_cpp_files/main_blackJack.cpp
+++ b/yaksh/c_cpp_files/main_blackJack.cpp
diff --git a/testapp/yaksh_app/c_cpp_files/main_check_digit.cpp b/yaksh/c_cpp_files/main_check_digit.cpp
index d3bf3d6..d3bf3d6 100755
--- a/testapp/yaksh_app/c_cpp_files/main_check_digit.cpp
+++ b/yaksh/c_cpp_files/main_check_digit.cpp
diff --git a/testapp/yaksh_app/c_cpp_files/main_count667.cpp b/yaksh/c_cpp_files/main_count667.cpp
index f146e8c..f146e8c 100755
--- a/testapp/yaksh_app/c_cpp_files/main_count667.cpp
+++ b/yaksh/c_cpp_files/main_count667.cpp
diff --git a/testapp/yaksh_app/c_cpp_files/main_count7.cpp b/yaksh/c_cpp_files/main_count7.cpp
index 982e930..982e930 100755
--- a/testapp/yaksh_app/c_cpp_files/main_count7.cpp
+++ b/yaksh/c_cpp_files/main_count7.cpp
diff --git a/testapp/yaksh_app/c_cpp_files/main_fact.cpp b/yaksh/c_cpp_files/main_fact.cpp
index a4ff230..a4ff230 100755
--- a/testapp/yaksh_app/c_cpp_files/main_fact.cpp
+++ b/yaksh/c_cpp_files/main_fact.cpp
diff --git a/testapp/yaksh_app/c_cpp_files/main_greatest.cpp b/yaksh/c_cpp_files/main_greatest.cpp
index 6d0a7c2..6d0a7c2 100755
--- a/testapp/yaksh_app/c_cpp_files/main_greatest.cpp
+++ b/yaksh/c_cpp_files/main_greatest.cpp
diff --git a/testapp/yaksh_app/c_cpp_files/main_hello_name.c b/yaksh/c_cpp_files/main_hello_name.c
index 71b83a2..71b83a2 100755
--- a/testapp/yaksh_app/c_cpp_files/main_hello_name.c
+++ b/yaksh/c_cpp_files/main_hello_name.c
diff --git a/testapp/yaksh_app/c_cpp_files/main_lessThan9.cpp b/yaksh/c_cpp_files/main_lessThan9.cpp
index 722b4bb..722b4bb 100755
--- a/testapp/yaksh_app/c_cpp_files/main_lessThan9.cpp
+++ b/yaksh/c_cpp_files/main_lessThan9.cpp
diff --git a/testapp/yaksh_app/c_cpp_files/main_mean.cpp b/yaksh/c_cpp_files/main_mean.cpp
index 21a4b1a..21a4b1a 100755
--- a/testapp/yaksh_app/c_cpp_files/main_mean.cpp
+++ b/yaksh/c_cpp_files/main_mean.cpp
diff --git a/testapp/yaksh_app/c_cpp_files/main_palindrome.cpp b/yaksh/c_cpp_files/main_palindrome.cpp
index 0e66928..0e66928 100755
--- a/testapp/yaksh_app/c_cpp_files/main_palindrome.cpp
+++ b/yaksh/c_cpp_files/main_palindrome.cpp
diff --git a/testapp/yaksh_app/c_cpp_files/main_roundTo10.cpp b/yaksh/c_cpp_files/main_roundTo10.cpp
index 12c961d..12c961d 100755
--- a/testapp/yaksh_app/c_cpp_files/main_roundTo10.cpp
+++ b/yaksh/c_cpp_files/main_roundTo10.cpp
diff --git a/testapp/yaksh_app/c_cpp_files/main_specialSum.cpp b/yaksh/c_cpp_files/main_specialSum.cpp
index d614536..d614536 100755
--- a/testapp/yaksh_app/c_cpp_files/main_specialSum.cpp
+++ b/yaksh/c_cpp_files/main_specialSum.cpp
diff --git a/testapp/yaksh_app/c_cpp_files/main_within.cpp b/yaksh/c_cpp_files/main_within.cpp
index 50f9ad0..50f9ad0 100755
--- a/testapp/yaksh_app/c_cpp_files/main_within.cpp
+++ b/yaksh/c_cpp_files/main_within.cpp
diff --git a/testapp/yaksh_app/code_evaluator.py b/yaksh/code_evaluator.py
index 381b2e8..381b2e8 100644
--- a/testapp/yaksh_app/code_evaluator.py
+++ b/yaksh/code_evaluator.py
diff --git a/testapp/yaksh_app/code_server.py b/yaksh/code_server.py
index 2593752..2593752 100755
--- a/testapp/yaksh_app/code_server.py
+++ b/yaksh/code_server.py
diff --git a/testapp/yaksh_app/cpp_code_evaluator.py b/yaksh/cpp_code_evaluator.py
index 7242884..7242884 100644
--- a/testapp/yaksh_app/cpp_code_evaluator.py
+++ b/yaksh/cpp_code_evaluator.py
diff --git a/testapp/templates/demo_settings.py b/yaksh/demo_templates/demo_settings.py
index ecc1fe3..4e12463 100644
--- a/testapp/templates/demo_settings.py
+++ b/yaksh/demo_templates/demo_settings.py
@@ -38,7 +38,7 @@ INSTALLED_APPS = (
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
-    'testapp.exam',
+    'yaksh',
     'taggit',
 )
 
@@ -85,4 +85,4 @@ USE_TZ = False
 
 STATIC_URL = '/static/'
 
-AUTH_PROFILE_MODULE = 'exam.Profile'
+AUTH_PROFILE_MODULE = 'yaksh.Profile'
diff --git a/testapp/templates/demo_urls.py b/yaksh/demo_templates/demo_urls.py
index 275b281..d99e473 100644
--- a/testapp/templates/demo_urls.py
+++ b/yaksh/demo_templates/demo_urls.py
@@ -9,5 +9,5 @@ urlpatterns = patterns('',
     # url(r'^blog/', include('blog.urls')),
 
     url(r'^admin/', include(admin.site.urls)),
-    url(r'^exam/', include('testapp.exam.urls')),
+    url(r'^exam/', include('yaksh.urls')),
 )
diff --git a/testapp/yaksh_app/docs/sample.args b/yaksh/docs/sample.args
index 4d9f00d..4d9f00d 100644
--- a/testapp/yaksh_app/docs/sample.args
+++ b/yaksh/docs/sample.args
diff --git a/testapp/yaksh_app/docs/sample.sh b/yaksh/docs/sample.sh
index e935cb3..e935cb3 100755
--- a/testapp/yaksh_app/docs/sample.sh
+++ b/yaksh/docs/sample.sh
diff --git a/testapp/yaksh_app/docs/sample_questions.py b/yaksh/docs/sample_questions.py
index 60f32cb..60f32cb 100644
--- a/testapp/yaksh_app/docs/sample_questions.py
+++ b/yaksh/docs/sample_questions.py
diff --git a/testapp/yaksh_app/docs/sample_questions.xml b/yaksh/docs/sample_questions.xml
index 53c76f8..53c76f8 100644
--- a/testapp/yaksh_app/docs/sample_questions.xml
+++ b/yaksh/docs/sample_questions.xml
diff --git a/testapp/fixtures/initial_fixtures.json b/yaksh/fixtures/initial_fixtures.json
index e16b09f..e16b09f 100644
--- a/testapp/fixtures/initial_fixtures.json
+++ b/yaksh/fixtures/initial_fixtures.json
diff --git a/testapp/yaksh_app/forms.py b/yaksh/forms.py
index c0b5cdc..de40419 100644
--- a/testapp/yaksh_app/forms.py
+++ b/yaksh/forms.py
@@ -1,5 +1,5 @@
 from django import forms
-from testapp.yaksh_app.models import Profile, Quiz, Question, TestCase
+from yaksh.models import Profile, Quiz, Question, TestCase
 
 from django.contrib.auth import authenticate
 from django.contrib.auth.models import User
@@ -139,7 +139,10 @@ class QuizForm(forms.Form):
         self.fields['prerequisite'] = forms.CharField(required=False,
                                    widget=forms.Select(choices=quizzes))
 
-    start_date = forms.DateField(initial=datetime.date.today)
+    start_date = forms.DateField(initial=datetime.date.today(), required=False)
+    start_time = forms.TimeField(initial=datetime.datetime.now().time(), required=False)
+    end_date = forms.DateField(initial=datetime.date(2199, 1, 1), required=False)
+    end_time = forms.TimeField(initial=datetime.time(0, 0, 0, 0), required=False)
     duration = forms.IntegerField(help_text='Will be taken in minutes')
     active = forms.BooleanField(required=False)
     description = forms.CharField(max_length=256, widget=forms.Textarea\
@@ -154,6 +157,9 @@ class QuizForm(forms.Form):
 
     def save(self):
         start_date = self.cleaned_data["start_date"]
+        start_time = self.cleaned_data["start_time"] 
+        end_date = self.cleaned_data["end_date"]
+        end_time = self.cleaned_data["end_time"] 
         duration = self.cleaned_data["duration"]
         active = self.cleaned_data['active']
         description = self.cleaned_data["description"]
@@ -163,7 +169,10 @@ class QuizForm(forms.Form):
         attempts_allowed = self.cleaned_data["attempts_allowed"]
         time_between_attempts = self.cleaned_data["time_between_attempts"]
         new_quiz = Quiz()
-        new_quiz.start_date = start_date
+        new_quiz.start_date_time = datetime.datetime.combine(start_date,
+                                                    start_time)
+        new_quiz.end_date_time = datetime.datetime.combine(end_date,
+                                                    end_time)
         new_quiz.duration = duration
         new_quiz.active = active
         new_quiz.description = description
diff --git a/testapp/yaksh_app/java_code_evaluator.py b/yaksh/java_code_evaluator.py
index 4367259..4367259 100644
--- a/testapp/yaksh_app/java_code_evaluator.py
+++ b/yaksh/java_code_evaluator.py
diff --git a/testapp/yaksh_app/java_files/main_array_sum.java b/yaksh/java_files/main_array_sum.java
index 5eae299..5eae299 100644
--- a/testapp/yaksh_app/java_files/main_array_sum.java
+++ b/yaksh/java_files/main_array_sum.java
diff --git a/testapp/yaksh_app/java_files/main_fact.java b/yaksh/java_files/main_fact.java
index 325dab6..325dab6 100644
--- a/testapp/yaksh_app/java_files/main_fact.java
+++ b/yaksh/java_files/main_fact.java
diff --git a/testapp/yaksh_app/java_files/main_great.java b/yaksh/java_files/main_great.java
index 4bfcb1f..4bfcb1f 100644
--- a/testapp/yaksh_app/java_files/main_great.java
+++ b/yaksh/java_files/main_great.java
diff --git a/testapp/yaksh_app/java_files/main_hello_name.java b/yaksh/java_files/main_hello_name.java
index 84bb282..84bb282 100644
--- a/testapp/yaksh_app/java_files/main_hello_name.java
+++ b/yaksh/java_files/main_hello_name.java
diff --git a/testapp/yaksh_app/java_files/main_lastDigit.java b/yaksh/java_files/main_lastDigit.java
index 05439e2..05439e2 100644
--- a/testapp/yaksh_app/java_files/main_lastDigit.java
+++ b/yaksh/java_files/main_lastDigit.java
diff --git a/testapp/yaksh_app/java_files/main_moreThan30.java b/yaksh/java_files/main_moreThan30.java
index 7da31cb..7da31cb 100644
--- a/testapp/yaksh_app/java_files/main_moreThan30.java
+++ b/yaksh/java_files/main_moreThan30.java
diff --git a/testapp/yaksh_app/java_files/main_palindrome.java b/yaksh/java_files/main_palindrome.java
index c0745f9..c0745f9 100644
--- a/testapp/yaksh_app/java_files/main_palindrome.java
+++ b/yaksh/java_files/main_palindrome.java
diff --git a/testapp/yaksh_app/java_files/main_square.java b/yaksh/java_files/main_square.java
index 5cb8c35..5cb8c35 100644
--- a/testapp/yaksh_app/java_files/main_square.java
+++ b/yaksh/java_files/main_square.java
diff --git a/testapp/yaksh_app/language_registry.py b/yaksh/language_registry.py
index 76a23d7..76a23d7 100644
--- a/testapp/yaksh_app/language_registry.py
+++ b/yaksh/language_registry.py
diff --git a/testapp/myauthentication/__init__.py b/yaksh/management/__init__.py
index e69de29..e69de29 100644
--- a/testapp/myauthentication/__init__.py
+++ b/yaksh/management/__init__.py
diff --git a/testapp/scripts/__init__.py b/yaksh/management/commands/__init__.py
index e69de29..e69de29 100644
--- a/testapp/scripts/__init__.py
+++ b/yaksh/management/commands/__init__.py
diff --git a/testapp/yaksh_app/management/commands/add_group.py b/yaksh/management/commands/add_group.py
index db0ebb6..03ef103 100644
--- a/testapp/yaksh_app/management/commands/add_group.py
+++ b/yaksh/management/commands/add_group.py
@@ -15,7 +15,7 @@ class Command(BaseCommand):
     help = 'Adds the moderator group'
 
     def handle(self, *args, **options):
-        app = 'yaksh_app'
+        app = 'yaksh'
         group = Group(name='moderator')
         try:
             group.save()
diff --git a/testapp/yaksh_app/management/commands/dump_user_data.py b/yaksh/management/commands/dump_user_data.py
index 2c1a108..7deee03 100644
--- a/testapp/yaksh_app/management/commands/dump_user_data.py
+++ b/yaksh/management/commands/dump_user_data.py
@@ -5,8 +5,8 @@ from django.core.management.base import BaseCommand
 from django.template import Template, Context
 
 # Local imports.
-from testapp.yaksh_app.views import get_user_data
-from testapp.yaksh_app.models import User
+from yaksh.views import get_user_data
+from yaksh.models import User
 
 data_template = Template('''\
 ===============================================================================
diff --git a/testapp/yaksh_app/management/commands/load_exam.py b/yaksh/management/commands/load_exam.py
index 9163fdc..b354fbd 100644
--- a/testapp/yaksh_app/management/commands/load_exam.py
+++ b/yaksh/management/commands/load_exam.py
@@ -5,7 +5,7 @@ from os.path import basename
 from django.core.management.base import BaseCommand
 
 # Local imports.
-from testapp.yaksh_app.models import Question, Quiz
+from yaksh.models import Question, Quiz
 
 def clear_exam():
     """Deactivate all questions from the database."""
diff --git a/testapp/yaksh_app/management/commands/load_questions_xml.py b/yaksh/management/commands/load_questions_xml.py
index 7bde9e9..02714ea 100644
--- a/testapp/yaksh_app/management/commands/load_questions_xml.py
+++ b/yaksh/management/commands/load_questions_xml.py
@@ -8,7 +8,7 @@ import re
 from django.core.management.base import BaseCommand
 
 # Local imports.
-from testapp.yaksh_app.models import Question
+from yaksh.models import Question
 
 def decode_html(html_str):
     """Un-escape or decode HTML strings to more usable Python strings.
diff --git a/testapp/yaksh_app/management/commands/results2csv.py b/yaksh/management/commands/results2csv.py
index c9b05ce..2644354 100644
--- a/testapp/yaksh_app/management/commands/results2csv.py
+++ b/yaksh/management/commands/results2csv.py
@@ -7,7 +7,7 @@ from django.core.management.base import BaseCommand
 from django.template import Template, Context
 
 # Local imports.
-from testapp.yaksh_app.models import Quiz, QuestionPaper
+from yaksh.models import Quiz, QuestionPaper
 
 result_template = Template('''\
 "name","username","rollno","email","answered","total","attempts","position",\
diff --git a/testapp/yaksh_app/models.py b/yaksh/models.py
index 9e37ef5..62ac9bc 100644
--- a/testapp/yaksh_app/models.py
+++ b/yaksh/models.py
@@ -160,7 +160,14 @@ class Quiz(models.Model):
     """
 
     # The start date of the quiz.
-    start_date = models.DateField("Date of the quiz")
+    start_date_time = models.DateTimeField("Start Date and Time of the quiz",
+                                        default=datetime.datetime.now(),
+                                        null=True)
+
+    # The end date and time of the quiz
+    end_date_time = models.DateTimeField("End Date and Time of the quiz",
+                                        default=datetime.datetime(2199, 1, 1, 0, 0, 0, 0),
+                                        null=True)
 
     # This is always in minutes.
     duration = models.IntegerField("Duration of quiz in minutes", default=20)
@@ -192,7 +199,7 @@ class Quiz(models.Model):
 
     def __unicode__(self):
         desc = self.description or 'Quiz'
-        return '%s: on %s for %d minutes' % (desc, self.start_date,
+        return '%s: on %s for %d minutes' % (desc, self.start_date_time,
                                              self.duration)
 
 
diff --git a/testapp/yaksh_app/output/README.txt b/yaksh/output/README.txt
index 3163ed4..3163ed4 100644
--- a/testapp/yaksh_app/output/README.txt
+++ b/yaksh/output/README.txt
diff --git a/testapp/yaksh_app/python_code_evaluator.py b/yaksh/python_code_evaluator.py
index 0c473cf..0c473cf 100644
--- a/testapp/yaksh_app/python_code_evaluator.py
+++ b/yaksh/python_code_evaluator.py
diff --git a/testapp/yaksh_app/scilab_code_evaluator.py b/yaksh/scilab_code_evaluator.py
index 392cd45..392cd45 100644
--- a/testapp/yaksh_app/scilab_code_evaluator.py
+++ b/yaksh/scilab_code_evaluator.py
diff --git a/testapp/yaksh_app/scilab_files/test_add.sce b/yaksh/scilab_files/test_add.sce
index a317cdb..a317cdb 100644
--- a/testapp/yaksh_app/scilab_files/test_add.sce
+++ b/yaksh/scilab_files/test_add.sce
diff --git a/testapp/tests/__init__.py b/yaksh/scripts/__init__.py
index e69de29..e69de29 100644
--- a/testapp/tests/__init__.py
+++ b/yaksh/scripts/__init__.py
diff --git a/testapp/scripts/project_detail.py b/yaksh/scripts/project_detail.py
index 583e9f4..583e9f4 100644
--- a/testapp/scripts/project_detail.py
+++ b/yaksh/scripts/project_detail.py
diff --git a/testapp/scripts/yaksh.py b/yaksh/scripts/yaksh.py
index 8b3e8b7..4360d1b 100644
--- a/testapp/scripts/yaksh.py
+++ b/yaksh/scripts/yaksh.py
@@ -15,7 +15,7 @@ from project_detail import NAME, PATH
 CUR_DIR = os.getcwd()
 SCRIPT_DIR = os.path.abspath(os.path.dirname(__file__))
 PARENT_DIR = os.path.abspath(os.path.join(SCRIPT_DIR, os.pardir))
-TEMPLATE_DIR = path.join(PARENT_DIR, 'templates')
+TEMPLATE_DIR = path.join(PARENT_DIR, 'demo_templates')
 
 def main():
     #Parse command-line to obtain the arguments and/or options
@@ -111,7 +111,7 @@ def run_demo(project_name, top_dir):
 
 def run_server():
     try:
-        from testapp.exam import code_server
+        from yaksh import code_server
         code_server.main()
     except Exception as e:
         print("Error: {0}\nExiting Vimarsh code server".format(e))
diff --git a/testapp/yaksh_app/settings.py b/yaksh/settings.py
index 9039250..4b1828e 100644
--- a/testapp/yaksh_app/settings.py
+++ b/yaksh/settings.py
@@ -1,5 +1,5 @@
 """
-settings for yaksh_app app.
+settings for yaksh app.
 """
 # The ports the code server should run on.  This will run one separate
 # server for each port listed in the following list.
diff --git a/testapp/yaksh_app/static/yaksh_app/css/autotaggit.css b/yaksh/static/yaksh/css/autotaggit.css
index ed856ce..ed856ce 100644
--- a/testapp/yaksh_app/static/yaksh_app/css/autotaggit.css
+++ b/yaksh/static/yaksh/css/autotaggit.css
diff --git a/testapp/yaksh_app/static/yaksh_app/css/base.css b/yaksh/static/yaksh/css/base.css
index 3570098..3570098 100644
--- a/testapp/yaksh_app/static/yaksh_app/css/base.css
+++ b/yaksh/static/yaksh/css/base.css
diff --git a/testapp/yaksh_app/static/yaksh_app/css/gradeuser.css b/yaksh/static/yaksh/css/gradeuser.css
index 07b1079..07b1079 100644
--- a/testapp/yaksh_app/static/yaksh_app/css/gradeuser.css
+++ b/yaksh/static/yaksh/css/gradeuser.css
diff --git a/testapp/yaksh_app/static/yaksh_app/css/login.css b/yaksh/static/yaksh/css/login.css
index a10cbaa..a10cbaa 100644
--- a/testapp/yaksh_app/static/yaksh_app/css/login.css
+++ b/yaksh/static/yaksh/css/login.css
diff --git a/testapp/yaksh_app/static/yaksh_app/css/monitor.css b/yaksh/static/yaksh/css/monitor.css
index b16c8b3..b16c8b3 100644
--- a/testapp/yaksh_app/static/yaksh_app/css/monitor.css
+++ b/yaksh/static/yaksh/css/monitor.css
diff --git a/testapp/yaksh_app/static/yaksh_app/css/question.css b/yaksh/static/yaksh/css/question.css
index 4bf5913..4bf5913 100644
--- a/testapp/yaksh_app/static/yaksh_app/css/question.css
+++ b/yaksh/static/yaksh/css/question.css
diff --git a/testapp/yaksh_app/static/yaksh_app/css/question_paper_creation.css b/yaksh/static/yaksh/css/question_paper_creation.css
index c915320..c915320 100644
--- a/testapp/yaksh_app/static/yaksh_app/css/question_paper_creation.css
+++ b/yaksh/static/yaksh/css/question_paper_creation.css
diff --git a/testapp/yaksh_app/static/yaksh_app/css/question_quiz.css b/yaksh/static/yaksh/css/question_quiz.css
index ee249d4..ee249d4 100644
--- a/testapp/yaksh_app/static/yaksh_app/css/question_quiz.css
+++ b/yaksh/static/yaksh/css/question_quiz.css
diff --git a/testapp/yaksh_app/static/yaksh_app/css/showusers.css b/yaksh/static/yaksh/css/showusers.css
index 66a3746..66a3746 100644
--- a/testapp/yaksh_app/static/yaksh_app/css/showusers.css
+++ b/yaksh/static/yaksh/css/showusers.css
diff --git a/testapp/yaksh_app/static/yaksh_app/js/add_question.js b/yaksh/static/yaksh/js/add_question.js
index 946c139..946c139 100644
--- a/testapp/yaksh_app/static/yaksh_app/js/add_question.js
+++ b/yaksh/static/yaksh/js/add_question.js
diff --git a/testapp/yaksh_app/static/yaksh_app/js/add_questionpaper.js b/yaksh/static/yaksh/js/add_questionpaper.js
index 6185dd5..6185dd5 100644
--- a/testapp/yaksh_app/static/yaksh_app/js/add_questionpaper.js
+++ b/yaksh/static/yaksh/js/add_questionpaper.js
diff --git a/testapp/yaksh_app/static/yaksh_app/js/add_quiz.js b/yaksh/static/yaksh/js/add_quiz.js
index 184881c..184881c 100644
--- a/testapp/yaksh_app/static/yaksh_app/js/add_quiz.js
+++ b/yaksh/static/yaksh/js/add_quiz.js
diff --git a/testapp/yaksh_app/static/yaksh_app/js/bootstrap-modal.js b/yaksh/static/yaksh/js/bootstrap-modal.js
index b328217..b328217 100644
--- a/testapp/yaksh_app/static/yaksh_app/js/bootstrap-modal.js
+++ b/yaksh/static/yaksh/js/bootstrap-modal.js
diff --git a/testapp/yaksh_app/static/yaksh_app/js/bootstrap-tabs.js b/yaksh/static/yaksh/js/bootstrap-tabs.js
index a3c7ee1..a3c7ee1 100644
--- a/testapp/yaksh_app/static/yaksh_app/js/bootstrap-tabs.js
+++ b/yaksh/static/yaksh/js/bootstrap-tabs.js
diff --git a/testapp/yaksh_app/static/yaksh_app/js/edit_question.js b/yaksh/static/yaksh/js/edit_question.js
index 7a0f56d..7a0f56d 100644
--- a/testapp/yaksh_app/static/yaksh_app/js/edit_question.js
+++ b/yaksh/static/yaksh/js/edit_question.js
diff --git a/testapp/yaksh_app/static/yaksh_app/js/edit_quiz.js b/yaksh/static/yaksh/js/edit_quiz.js
index ce6dac7..ce6dac7 100644
--- a/testapp/yaksh_app/static/yaksh_app/js/edit_quiz.js
+++ b/yaksh/static/yaksh/js/edit_quiz.js
diff --git a/testapp/exam/static/exam/js/jquery-1.4.2.min.js b/yaksh/static/yaksh/js/jquery-1.4.2.min.js
index 48a88b8..48a88b8 100644
--- a/testapp/exam/static/exam/js/jquery-1.4.2.min.js
+++ b/yaksh/static/yaksh/js/jquery-1.4.2.min.js
diff --git a/testapp/yaksh_app/static/yaksh_app/js/min.js b/yaksh/static/yaksh/js/min.js
index b1ae21d..b1ae21d 100644
--- a/testapp/yaksh_app/static/yaksh_app/js/min.js
+++ b/yaksh/static/yaksh/js/min.js
diff --git a/testapp/yaksh_app/static/yaksh_app/js/question.js b/yaksh/static/yaksh/js/question.js
index 75baf76..75baf76 100644
--- a/testapp/yaksh_app/static/yaksh_app/js/question.js
+++ b/yaksh/static/yaksh/js/question.js
diff --git a/testapp/exam/static/exam/js/question_filter.js b/yaksh/static/yaksh/js/question_filter.js
index 065b06b..065b06b 100644
--- a/testapp/exam/static/exam/js/question_filter.js
+++ b/yaksh/static/yaksh/js/question_filter.js
diff --git a/testapp/yaksh_app/static/yaksh_app/js/question_paper_creation.js b/yaksh/static/yaksh/js/question_paper_creation.js
index a144540..a144540 100644
--- a/testapp/yaksh_app/static/yaksh_app/js/question_paper_creation.js
+++ b/yaksh/static/yaksh/js/question_paper_creation.js
diff --git a/testapp/yaksh_app/static/yaksh_app/js/show_question.js b/yaksh/static/yaksh/js/show_question.js
index e3ed1cc..e3ed1cc 100644
--- a/testapp/yaksh_app/static/yaksh_app/js/show_question.js
+++ b/yaksh/static/yaksh/js/show_question.js
diff --git a/testapp/yaksh_app/static/yaksh_app/js/show_quiz.js b/yaksh/static/yaksh/js/show_quiz.js
index c58feaa..c58feaa 100644
--- a/testapp/yaksh_app/static/yaksh_app/js/show_quiz.js
+++ b/yaksh/static/yaksh/js/show_quiz.js
diff --git a/testapp/yaksh_app/templates/404.html b/yaksh/templates/404.html
index 7d33dd3..7d33dd3 100644
--- a/testapp/yaksh_app/templates/404.html
+++ b/yaksh/templates/404.html
diff --git a/testapp/yaksh_app/templates/500.html b/yaksh/templates/500.html
index d02721f..d02721f 100644
--- a/testapp/yaksh_app/templates/500.html
+++ b/yaksh/templates/500.html
diff --git a/testapp/yaksh_app/templates/base.html b/yaksh/templates/base.html
index 7b91978..5284a77 100644
--- a/testapp/yaksh_app/templates/base.html
+++ b/yaksh/templates/base.html
@@ -14,7 +14,7 @@
 	<meta name="author" content="">
    {% endblock %}
    
-   <link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh_app/css/base.css" type="text/css" /> 
+   <link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/base.css" type="text/css" /> 
    {% block css %}
    {% endblock %}
 
diff --git a/testapp/yaksh_app/templates/manage.html b/yaksh/templates/manage.html
index a5b4cf3..ca2ac65 100644
--- a/testapp/yaksh_app/templates/manage.html
+++ b/yaksh/templates/manage.html
@@ -11,8 +11,8 @@
 <meta name="author" content="">
    {% endblock %}
    
-   <link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh_app/css/base.css" type="text/css" />
-   <link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh_app/css/manage.css" type="text/css" />
+   <link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/base.css" type="text/css" />
+   <link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/manage.css" type="text/css" />
    {% block css %}
    {% endblock %}
 
diff --git a/testapp/yaksh_app/templates/user.html b/yaksh/templates/user.html
index db2dc9e..00151d2 100644
--- a/testapp/yaksh_app/templates/user.html
+++ b/yaksh/templates/user.html
@@ -14,7 +14,7 @@
 	<meta name="author" content="">
    {% endblock %}
    
-   <link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh_app/css/base.css" type="text/css" /> 
+   <link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/base.css" type="text/css" /> 
    {% block css %}
    {% endblock %}
 
diff --git a/testapp/yaksh_app/templates/yaksh_app/add_question.html b/yaksh/templates/yaksh/add_question.html
index 4b2d097..b896081 100644
--- a/testapp/yaksh_app/templates/yaksh_app/add_question.html
+++ b/yaksh/templates/yaksh/add_question.html
@@ -4,13 +4,13 @@
 {% block subtitle %}Add Question{% endblock %}
 
 {% block css %}
-<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh_app/css/question_quiz.css" type="text/css" />
-<link rel="stylesheet" media="all" type="text/css" href="{{ URL_ROOT }}/static/yaksh_app/css/autotaggit.css" />
+<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/question_quiz.css" type="text/css" />
+<link rel="stylesheet" media="all" type="text/css" href="{{ URL_ROOT }}/static/yaksh/css/autotaggit.css" />
 {% endblock %}
 
 {% block script %}
-<script type="text/javascript" src="{{ URL_ROOT }}/static/yaksh_app/js/jquery-1.4.2.min.js"></script>
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/add_question.js"></script>
+<script type="text/javascript" src="{{ URL_ROOT }}/static/yaksh/js/jquery-1.4.2.min.js"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/add_question.js"></script>
 {% endblock %}
 
 {% block onload %} onload='javascript:textareaformat();' {% endblock %}
diff --git a/testapp/yaksh_app/templates/yaksh_app/add_questionpaper.html b/yaksh/templates/yaksh/add_questionpaper.html
index 049abbe..eaa96bc 100644
--- a/testapp/yaksh_app/templates/yaksh_app/add_questionpaper.html
+++ b/yaksh/templates/yaksh/add_questionpaper.html
@@ -4,12 +4,12 @@
 {% block subtitle %}Design Question Paper{% endblock %}
 
 {% block css %}
-<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh_app/css/question_quiz.css" type="text/css" /> 
-<link rel="stylesheet" media="all" type="text/css" href="{{ URL_ROOT }}/static/yaksh_app/css/autotaggit.css" />
+<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/question_quiz.css" type="text/css" /> 
+<link rel="stylesheet" media="all" type="text/css" href="{{ URL_ROOT }}/static/yaksh/css/autotaggit.css" />
 {% endblock %}
 {% block script %}
-<script src="/static/yaksh_app/js/jquery-1.4.2.min.js" type="text/javascript"></script>
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/add_questionpaper.js"></script>
+<script src="/static/yaksh/js/jquery-1.4.2.min.js" type="text/javascript"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/add_questionpaper.js"></script>
 {% endblock %}
 
 {% block manage %}
diff --git a/testapp/yaksh_app/templates/yaksh_app/add_quiz.html b/yaksh/templates/yaksh/add_quiz.html
index ded8e9b..e78023d 100644
--- a/testapp/yaksh_app/templates/yaksh_app/add_quiz.html
+++ b/yaksh/templates/yaksh/add_quiz.html
@@ -4,10 +4,10 @@
 {% block subtitle %}Add Quiz{% endblock %}
 
 {% block css %}
-<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh_app/css/question_quiz.css" type="text/css" /> 
+<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/question_quiz.css" type="text/css" /> 
 {% endblock %}
 {% block script %}
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/add_quiz.js"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/add_quiz.js"></script>
 {% endblock %}
 {% block onload %} onload="javascript:test();"  {% endblock %}
 {% block manage %}
diff --git a/testapp/yaksh_app/templates/yaksh_app/ajax_marks.html b/yaksh/templates/yaksh/ajax_marks.html
index 716bb88..716bb88 100644
--- a/testapp/yaksh_app/templates/yaksh_app/ajax_marks.html
+++ b/yaksh/templates/yaksh/ajax_marks.html
diff --git a/testapp/exam/templates/exam/ajax_question_filter.html b/yaksh/templates/yaksh/ajax_question_filter.html
index 11bf660..11bf660 100644
--- a/testapp/exam/templates/exam/ajax_question_filter.html
+++ b/yaksh/templates/yaksh/ajax_question_filter.html
diff --git a/testapp/yaksh_app/templates/yaksh_app/ajax_questions.html b/yaksh/templates/yaksh/ajax_questions.html
index e343f9b..e343f9b 100644
--- a/testapp/yaksh_app/templates/yaksh_app/ajax_questions.html
+++ b/yaksh/templates/yaksh/ajax_questions.html
diff --git a/testapp/yaksh_app/templates/yaksh_app/automatic_questionpaper.html b/yaksh/templates/yaksh/automatic_questionpaper.html
index f9c222a..b9a4ae0 100644
--- a/testapp/yaksh_app/templates/yaksh_app/automatic_questionpaper.html
+++ b/yaksh/templates/yaksh/automatic_questionpaper.html
@@ -4,8 +4,8 @@
 {% block subtitle %}Design Question Paper{% endblock %}
 
 {% block css %}
-<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh_app/css/question_quiz.css" type="text/css" /> 
-<link rel="stylesheet" media="all" type="text/css" href="{{ URL_ROOT }}/static/yaksh_app/css/autotaggit.css" />
+<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/question_quiz.css" type="text/css" /> 
+<link rel="stylesheet" media="all" type="text/css" href="{{ URL_ROOT }}/static/yaksh/css/autotaggit.css" />
 <style>
 select
 {
@@ -14,8 +14,8 @@ select
 </style>
 {% endblock %}
 {% block script %}
-<script src="/static/yaksh_app/js/jquery-1.4.2.min.js" type="text/javascript"></script>
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/add_questionpaper.js"></script>
+<script src="/static/yaksh/js/jquery-1.4.2.min.js" type="text/javascript"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/add_questionpaper.js"></script>
 {% endblock %}
 
 {% block manage %}
diff --git a/testapp/yaksh_app/templates/yaksh_app/complete.html b/yaksh/templates/yaksh/complete.html
index 08abe76..08abe76 100644
--- a/testapp/yaksh_app/templates/yaksh_app/complete.html
+++ b/yaksh/templates/yaksh/complete.html
diff --git a/testapp/yaksh_app/templates/yaksh_app/design_questionpaper.html b/yaksh/templates/yaksh/design_questionpaper.html
index 4e24e09..2aa169b 100644
--- a/testapp/yaksh_app/templates/yaksh_app/design_questionpaper.html
+++ b/yaksh/templates/yaksh/design_questionpaper.html
@@ -3,10 +3,10 @@
 {% block subtitle %}Design Question Paper{% endblock %}
 
 {% block css %}
-<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh_app/css/base.css" type="text/css" /> 
-<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh_app/css/question_quiz.css" type="text/css" /> 
-<link rel="stylesheet" media="all" type="text/css" href="{{ URL_ROOT }}/static/yaksh_app/css/autotaggit.css" />
-<link rel="stylesheet" media="all" type="text/css" href="{{ URL_ROOT }}/static/yaksh_app/css/question_paper_creation.css" />
+<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/base.css" type="text/css" /> 
+<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/question_quiz.css" type="text/css" /> 
+<link rel="stylesheet" media="all" type="text/css" href="{{ URL_ROOT }}/static/yaksh/css/autotaggit.css" />
+<link rel="stylesheet" media="all" type="text/css" href="{{ URL_ROOT }}/static/yaksh/css/question_paper_creation.css" />
 <style>
 select
 {
@@ -15,12 +15,12 @@ select
 </style>
 {% endblock %}
 {% block script %}
-<script src="/static/exam/js/jquery-1.4.2.min.js" type="text/javascript"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/jquery-1.4.2.min.js" type="text/javascript"></script>
 
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/bootstrap-tabs.js"></script>
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/add_questionpaper.js"></script>
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/question_paper_creation.js"></script>
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/bootstrap-modal.js"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/bootstrap-tabs.js"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/add_questionpaper.js"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/question_paper_creation.js"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/bootstrap-modal.js"></script>
 {% endblock %}
 
 {% block manage %}
diff --git a/testapp/yaksh_app/templates/yaksh_app/edit_question.html b/yaksh/templates/yaksh/edit_question.html
index 7aad7de..9a66250 100644
--- a/testapp/yaksh_app/templates/yaksh_app/edit_question.html
+++ b/yaksh/templates/yaksh/edit_question.html
@@ -3,12 +3,12 @@
 {% block subtitle %}Edit Question{% endblock %}
 
 {% block css %}
-<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh_app/css/question_quiz.css" type="text/css" />
-<link rel="stylesheet" media="all" type="text/css" href="{{ URL_ROOT }}/static/yaksh_app/css/autotaggit.css" />
+<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/question_quiz.css" type="text/css" />
+<link rel="stylesheet" media="all" type="text/css" href="{{ URL_ROOT }}/static/yaksh/css/autotaggit.css" />
 {% endblock %}
 {% block script %}
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/edit_question.js"></script>
-<script src="/static/yaksh_app/js/jquery-1.4.2.min.js" type="text/javascript"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/edit_question.js"></script>
+<script src="/static/yaksh/js/jquery-1.4.2.min.js" type="text/javascript"></script>
 {% endblock %}
 
 {% block onload %} onload = 'javascript:textareaformat();' {% endblock %}
diff --git a/testapp/yaksh_app/templates/yaksh_app/edit_quiz.html b/yaksh/templates/yaksh/edit_quiz.html
index c8a36e7..fb7df93 100644
--- a/testapp/yaksh_app/templates/yaksh_app/edit_quiz.html
+++ b/yaksh/templates/yaksh/edit_quiz.html
@@ -4,11 +4,11 @@
 {% block subtitle %}Edit Quiz(zes){% endblock %}
 
 {% block css %}
-<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh_app/css/question_quiz.css" type="text/css" /> 
+<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/question_quiz.css" type="text/css" /> 
 {% endblock %}
 
 {% block script %}
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/edit_quiz.js"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/edit_quiz.js"></script>
 {% endblock %}
 
 {% block onload %} onload = 'javascript:form_load();' {% endblock %}
diff --git a/testapp/yaksh_app/templates/yaksh_app/editquestionpaper.html b/yaksh/templates/yaksh/editquestionpaper.html
index 90038b4..2b7b835 100644
--- a/testapp/yaksh_app/templates/yaksh_app/editquestionpaper.html
+++ b/yaksh/templates/yaksh/editquestionpaper.html
@@ -4,7 +4,7 @@
 {% block subtitle %}Questions in "{{ papers.quiz.description }}"{% endblock %}
 
 {% block script %}
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/show_question.js"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/show_question.js"></script>
 {% endblock %}
 
 {% block manage %}
diff --git a/testapp/yaksh_app/templates/yaksh_app/grade_user.html b/yaksh/templates/yaksh/grade_user.html
index 1447337..8c094a7 100644
--- a/testapp/yaksh_app/templates/yaksh_app/grade_user.html
+++ b/yaksh/templates/yaksh/grade_user.html
@@ -5,11 +5,11 @@
 {% block subtitle %}Grading papers for {{ data.user.get_full_name.title }}{% endblock %}
  
 {% block css %}
-	 <link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh_app/css/gradeuser.css" type="text/css" /> 
+	 <link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/gradeuser.css" type="text/css" /> 
 {% endblock %}
 
 {% block script %}
-<script src= "{{ URL_ROOT }}/static/yaksh_app/js/edit_question.js"></script>
+<script src= "{{ URL_ROOT }}/static/yaksh/js/edit_question.js"></script>
 {% endblock %}
 {% block manage %}
 
diff --git a/testapp/yaksh_app/templates/yaksh_app/intro.html b/yaksh/templates/yaksh/intro.html
index 592937a..9c5c14d 100644
--- a/testapp/yaksh_app/templates/yaksh_app/intro.html
+++ b/yaksh/templates/yaksh/intro.html
@@ -5,8 +5,21 @@
 {% block formtitle %}Important instructions & rules {% endblock %}
 {% block content %}
 
-
-
+         {% if enable_quiz_time or disable_quiz_time %}
+              {% if quiz_expired %}
+                  <div class="alert alert-error">
+                      This Quiz has expired. You can no longer attempt this Quiz.
+                  <br/>
+                  </div>
+              {% else %}
+                  <div class="alert">
+                      You can attempt this Quiz at any time between {{ enable_quiz_time }} and {{ disable_quiz_time }}
+                      <br/>
+                      You are not allowed to attempt the Quiz before or after this duration
+                  <br/>
+                  </div>
+              {% endif %}
+          {% endif %}
           <p> Welcome <strong>{{user.first_name.title}} {{user.last_name.title}}</strong>, to the programming quiz! </p>
           <p>
               This examination system has been developed with the intention of making you 
@@ -27,8 +40,14 @@
          </ul>
           <p> We hope you enjoy taking this exam !!!</p>
 
-          <form action="{{URL_ROOT}}/exam/start/{{ attempt_num }}/{{ paper_id }}/" method="post" align="center">
+          <form action="{{URL_ROOT}}/exam/quizzes/" method="post" align="center">
            {% csrf_token %}
-           <center><button class="btn" type="submit" name="start">Start Exam!</button></center>
+           <center><button class="btn" name="home">Home</button></center>
           </form>
+          {% if not quiz_expired %}
+              <form action="{{URL_ROOT}}/exam/start/{{ attempt_num }}/{{ paper_id }}/" method="post" align="center">
+               {% csrf_token %}
+               <center><button class="btn" type="submit" name="start">Start Exam!</button></center>
+              </form>
+          {% endif %}
 {% endblock content %}
diff --git a/testapp/yaksh_app/templates/yaksh_app/login.html b/yaksh/templates/yaksh/login.html
index 341d7a7..dfeac1e 100644
--- a/testapp/yaksh_app/templates/yaksh_app/login.html
+++ b/yaksh/templates/yaksh/login.html
@@ -4,7 +4,7 @@
 {% block pagetitle %} Online Test {% endblock %}
 {% block formtitle %}Login{% endblock %}
 {% block css %}
-<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh_app/css/login.css" type="text/css" /> 
+<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/login.css" type="text/css" /> 
 {% endblock %}
 {% block content %}
 
diff --git a/testapp/yaksh_app/templates/yaksh_app/manual_questionpaper.html b/yaksh/templates/yaksh/manual_questionpaper.html
index 66c83ed..86bfd67 100644
--- a/testapp/yaksh_app/templates/yaksh_app/manual_questionpaper.html
+++ b/yaksh/templates/yaksh/manual_questionpaper.html
@@ -4,8 +4,8 @@
 {% block subtitle %}Design Question Paper{% endblock %}
 
 {% block css %}
-<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh_app/css/question_quiz.css" type="text/css" /> 
-<link rel="stylesheet" media="all" type="text/css" href="{{ URL_ROOT }}/static/yaksh_app/css/autotaggit.css" />
+<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/question_quiz.css" type="text/css" /> 
+<link rel="stylesheet" media="all" type="text/css" href="{{ URL_ROOT }}/static/yaksh/css/autotaggit.css" />
 <style>
 select
 {
@@ -14,9 +14,8 @@ select
 </style>
 {% endblock %}
 {% block script %}
-<script src="/static/exam/js/jquery-1.4.2.min.js" type="text/javascript"></script>
-
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/add_questionpaper.js"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/jquery-1.4.2.min.js" type="text/javascript"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/add_questionpaper.js"></script>
 {% endblock %}
 
 {% block manage %}
diff --git a/testapp/yaksh_app/templates/yaksh_app/monitor.html b/yaksh/templates/yaksh/monitor.html
index 261dffd..52695cb 100644
--- a/testapp/yaksh_app/templates/yaksh_app/monitor.html
+++ b/yaksh/templates/yaksh/monitor.html
@@ -5,7 +5,7 @@
 {% block meta %} <meta http-equiv="refresh" content="30"/> {% endblock meta %}
 
 {% block css %}
-<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh_app/css/question_quiz.css" type="text/css" /> 
+<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/question_quiz.css" type="text/css" /> 
 {% endblock %}
 {% block subtitle %}
   {% if not quizzes and not quiz %}
diff --git a/testapp/yaksh_app/templates/yaksh_app/question.html b/yaksh/templates/yaksh/question.html
index 8b43fff..e532513 100644
--- a/testapp/yaksh_app/templates/yaksh_app/question.html
+++ b/yaksh/templates/yaksh/question.html
@@ -5,14 +5,14 @@
 {% block title %} Answer question {% endblock %}
 
 {% block css %}
-<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh_app/css/question.css" type="text/css" />
+<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/question.css" type="text/css" />
 
 {% endblock %}
 
 {% block script %}
-<script src="/static/yaksh_app/js/jquery-1.4.2.min.js" type="text/javascript"></script>
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/question.js"></script>
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/bootstrap-modal.js"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/jquery-1.4.2.min.js" type="text/javascript"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/question.js"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/bootstrap-modal.js"></script>
 
 <script>
 var time_left = {{ time_left }} 
diff --git a/testapp/yaksh_app/templates/yaksh_app/quit.html b/yaksh/templates/yaksh/quit.html
index 91bce64..91bce64 100644
--- a/testapp/yaksh_app/templates/yaksh_app/quit.html
+++ b/yaksh/templates/yaksh/quit.html
diff --git a/testapp/yaksh_app/templates/yaksh_app/quizlist.html b/yaksh/templates/yaksh/quizlist.html
index 9b1fd73..9b1fd73 100644
--- a/testapp/yaksh_app/templates/yaksh_app/quizlist.html
+++ b/yaksh/templates/yaksh/quizlist.html
diff --git a/testapp/yaksh_app/templates/yaksh_app/quizzes_user.html b/yaksh/templates/yaksh/quizzes_user.html
index 19618ec..fbd50ce 100644
--- a/testapp/yaksh_app/templates/yaksh_app/quizzes_user.html
+++ b/yaksh/templates/yaksh/quizzes_user.html
@@ -4,12 +4,12 @@
 {% block subtitle %}Hello {{ user.first_name }}, welcome to your dashboard !{% endblock %}
 
 {% block css %}
-<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh_app/css/question_quiz.css" type="text/css" />
+<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/question_quiz.css" type="text/css" />
 {% endblock %}
 
 {% block script %}
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/bootstrap-alert.js"></script>
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/quizzes_user.js"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/bootstrap-alert.js"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/quizzes_user.js"></script>
 {% endblock %}
 
 
@@ -26,9 +26,15 @@
     <th>Pre requisite quiz</th>
     {% for paper in quizzes %}
         <tr>
-            <td>
-                <a href="{{ URL_ROOT }}/exam/intro/{{paper.id}}">{{ paper.quiz.description }}</a><br>
-            </td>
+            {% if paper in unexpired_quizzes %}
+                <td>
+                    <a href="{{ URL_ROOT }}/exam/intro/{{paper.id}}">{{ paper.quiz.description }}</a><br>
+                </td>
+            {% else %}
+                <td>
+                    {{ paper.quiz.description }} <span class="label important">Expired</span><br>
+                </td>
+            {% endif %}
             <td>
                 {% if paper.quiz.prerequisite %}
                     You have to pass {{ paper.quiz.prerequisite.description }} for taking {{ paper.quiz.description }}
diff --git a/testapp/yaksh_app/templates/yaksh_app/register.html b/yaksh/templates/yaksh/register.html
index 5ff79cc..5ff79cc 100644
--- a/testapp/yaksh_app/templates/yaksh_app/register.html
+++ b/yaksh/templates/yaksh/register.html
diff --git a/testapp/yaksh_app/templates/yaksh_app/results_user.html b/yaksh/templates/yaksh/results_user.html
index fa8284e..0f35c0d 100644
--- a/testapp/yaksh_app/templates/yaksh_app/results_user.html
+++ b/yaksh/templates/yaksh/results_user.html
@@ -4,7 +4,7 @@
 {% block subtitle %}Results{% endblock %}
 
 {% block css %}
-<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh_app/css/question_quiz.css" type="text/css" />
+<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/question_quiz.css" type="text/css" />
 {% endblock %}
 
 {% block manage %}
diff --git a/testapp/yaksh_app/templates/yaksh_app/show_quiz.html b/yaksh/templates/yaksh/show_quiz.html
index a3c1c44..2cd4e11 100644
--- a/testapp/yaksh_app/templates/yaksh_app/show_quiz.html
+++ b/yaksh/templates/yaksh/show_quiz.html
@@ -3,7 +3,7 @@
 {% block title %} Quiz List {% endblock title %}
 
 {% block script %}
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/show_quiz.js"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/show_quiz.js"></script>
 {% endblock %}
 
 {% block subtitle %} Quiz List {% endblock %}
diff --git a/testapp/yaksh_app/templates/yaksh_app/showquestionpapers.html b/yaksh/templates/yaksh/showquestionpapers.html
index 2a04717..e705ce7 100644
--- a/testapp/yaksh_app/templates/yaksh_app/showquestionpapers.html
+++ b/yaksh/templates/yaksh/showquestionpapers.html
@@ -4,7 +4,7 @@
 {% block subtitle %}List of Question Papers {% endblock %}
 
 {% block script %}
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/show_question.js"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/show_question.js"></script>
 {% endblock %}
 
 {% block manage %}
diff --git a/testapp/yaksh_app/templates/yaksh_app/showquestions.html b/yaksh/templates/yaksh/showquestions.html
index 0c8f9a4..6222d6d 100644
--- a/testapp/yaksh_app/templates/yaksh_app/showquestions.html
+++ b/yaksh/templates/yaksh/showquestions.html
@@ -4,9 +4,9 @@
 {% block subtitle %}List of Questions {% endblock %}
 
 {% block script %}
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/min.js"></script>
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/show_question.js"></script>
-<script src="{{ URL_ROOT }}/static/yaksh_app/js/question_filter.js"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/min.js"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/show_question.js"></script>
+<script src="{{ URL_ROOT }}/static/yaksh/js/question_filter.js"></script>
 {% endblock %}
 
 {% block manage %}
diff --git a/testapp/yaksh_app/templates/yaksh_app/showusers.html b/yaksh/templates/yaksh/showusers.html
index 7b2bb6d..ae91076 100644
--- a/testapp/yaksh_app/templates/yaksh_app/showusers.html
+++ b/yaksh/templates/yaksh/showusers.html
@@ -6,7 +6,7 @@ List of Users
 {% endblock %}
 
 {% block css %}
-<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh_app/css/showusers.css" type="text/css" /> 
+<link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/showusers.css" type="text/css" /> 
 {% endblock css %}
 
 
diff --git a/testapp/yaksh_app/templates/yaksh_app/user_data.html b/yaksh/templates/yaksh/user_data.html
index 61a3a97..61a3a97 100644
--- a/testapp/yaksh_app/templates/yaksh_app/user_data.html
+++ b/yaksh/templates/yaksh/user_data.html
diff --git a/testapp/yaksh_app/tests.py b/yaksh/tests.py
index fd6f6a9..77ac56f 100644
--- a/testapp/yaksh_app/tests.py
+++ b/yaksh/tests.py
@@ -1,5 +1,5 @@
 from django.utils import unittest
-from testapp.yaksh_app.models import User, Profile, Question, Quiz, QuestionPaper,\
+from yaksh.models import User, Profile, Question, Quiz, QuestionPaper,\
     QuestionSet, AnswerPaper, Answer, TestCase
 import datetime, json
 
diff --git a/testapp/yaksh_app/urls.py b/yaksh/urls.py
index d096a61..a9f7a98 100644
--- a/testapp/yaksh_app/urls.py
+++ b/yaksh/urls.py
@@ -1,6 +1,6 @@
 from django.conf.urls import patterns, url
 
-urlpatterns = patterns('testapp.yaksh_app.views',
+urlpatterns = patterns('yaksh.views',
     url(r'^$', 'index'),
     url(r'^login/$', 'user_login'),
     url(r'^quizzes/$', 'quizlist_user'),
diff --git a/testapp/yaksh_app/views.py b/yaksh/views.py
index f6666e6..41ce1bb 100644
--- a/testapp/yaksh_app/views.py
+++ b/yaksh/views.py
@@ -16,14 +16,14 @@ from taggit.models import Tag
 from itertools import chain
 import json
 # Local imports.
-from testapp.yaksh_app.models import Quiz, Question, QuestionPaper, QuestionSet
-from testapp.yaksh_app.models import Profile, Answer, AnswerPaper, User, TestCase
-from testapp.yaksh_app.forms import UserRegisterForm, UserLoginForm, QuizForm,\
+from yaksh.models import Quiz, Question, QuestionPaper, QuestionSet
+from yaksh.models import Profile, Answer, AnswerPaper, User, TestCase
+from yaksh.forms import UserRegisterForm, UserLoginForm, QuizForm,\
                 QuestionForm, RandomQuestionForm, TestCaseFormSet,\
                 QuestionFilterForm
-from testapp.yaksh_app.xmlrpc_clients import code_server
+from yaksh.xmlrpc_clients import code_server
 from settings import URL_ROOT
-from testapp.yaksh_app.models import AssignmentUpload
+from yaksh.models import AssignmentUpload
 
 # The directory where user data can be saved.
 OUTPUT_DIR = abspath(join(dirname(__file__), 'output'))
@@ -128,11 +128,11 @@ def user_register(request):
             login(request, new_user)
             return my_redirect("/exam/start/")
         else:
-            return my_render_to_response('yaksh_app/register.html', {'form': form},
+            return my_render_to_response('yaksh/register.html', {'form': form},
                                          context_instance=ci)
     else:
         form = UserRegisterForm()
-        return my_render_to_response('yaksh_app/register.html', {'form': form},
+        return my_render_to_response('yaksh/register.html', {'form': form},
                                       context_instance=ci)
 
 
@@ -141,23 +141,28 @@ def quizlist_user(request):
     user = request.user
     avail_quizzes = list(QuestionPaper.objects.filter(quiz__active=True))
     user_answerpapers = AnswerPaper.objects.filter(user=user)
-    quizzes_taken = user_answerpapers
     pre_requisites = []
-    context = {}
+    enabled_quizzes = []
+    disabled_quizzes = []
+    unexpired_quizzes = []
 
-    if 'cannot_attempt' in request.GET:
-        context['cannot_attempt'] = True
+    for paper in avail_quizzes:
+        quiz_enable_time = paper.quiz.start_date_time
+        quiz_disable_time = paper.quiz.end_date_time
+        if quiz_enable_time <= datetime.datetime.now() <= quiz_disable_time:
+            unexpired_quizzes.append(paper)
 
-    if user_answerpapers.count() == 0:
-        context['quizzes'] = avail_quizzes
-        context['user'] = user
-        context['quizzes_taken'] = None
-        return my_render_to_response("yaksh_app/quizzes_user.html", context)
+    cannot_attempt = True if 'cannot_attempt' in request.GET else False
+    quizzes_taken = None if user_answerpapers.count() == 0 else user_answerpapers
 
-    context['quizzes'] = avail_quizzes
-    context['user'] = user
-    context['quizzes_taken'] = quizzes_taken
-    return my_render_to_response("yaksh_app/quizzes_user.html", context)
+    context = {'cannot_attempt': cannot_attempt,
+                'quizzes': avail_quizzes,
+                'user': user,
+                'quizzes_taken': quizzes_taken,
+                'unexpired_quizzes': unexpired_quizzes
+            }
+
+    return my_render_to_response("yaksh/quizzes_user.html", context)
 
 
 def intro(request, questionpaper_id):
@@ -167,6 +172,12 @@ def intro(request, questionpaper_id):
     quest_paper = QuestionPaper.objects.get(id=questionpaper_id)
     attempt_number = quest_paper.quiz.attempts_allowed
     time_lag = quest_paper.quiz.time_between_attempts
+    quiz_enable_time = quest_paper.quiz.start_date_time
+    quiz_disable_time = quest_paper.quiz.end_date_time
+
+    quiz_expired = False if quiz_enable_time <= datetime.datetime.now() \
+                                <= quiz_disable_time else True
+
     if quest_paper.quiz.prerequisite:
         try:
             pre_quest = QuestionPaper.objects.get(
@@ -185,27 +196,11 @@ def intro(request, questionpaper_id):
     attempted_papers = AnswerPaper.objects.filter(question_paper=quest_paper,
             user=user)
     already_attempted = attempted_papers.count()
-    if already_attempted == 0:
-        context = {'user': user, 'paper_id': questionpaper_id,\
-                'attempt_num': already_attempted + 1}
-        return my_render_to_response('yaksh_app/intro.html', context,
-                                     context_instance=ci)
-
-    if already_attempted == attempt_number:
-        inprogress, previous_attempt = _check_previous_attempt(attempted_papers,
-                already_attempted)
-        if inprogress:
-            return show_question(request,
-                    previous_attempt.current_question(),
-                    previous_attempt.attempt_number,
-                    previous_attempt.question_paper.id)
-        else:
-            return my_redirect("/exam/quizzes")
-
+    inprogress, previous_attempt, next_attempt = _check_previous_attempt(attempted_papers,
+                                                                            already_attempted,
+                                                                            attempt_number)
 
-    if already_attempted < attempt_number or attempt_number < 0:
-        inprogress, previous_attempt = _check_previous_attempt(attempted_papers,
-                already_attempted)
+    if previous_attempt:
         if inprogress:
             return show_question(request,
                     previous_attempt.current_question(),
@@ -213,30 +208,51 @@ def intro(request, questionpaper_id):
                     previous_attempt.question_paper.id)
         days_after_attempt = (datetime.datetime.today() - \
                 previous_attempt.start_time).days
-        if days_after_attempt >= time_lag:
-            context = {'user': user, 'paper_id': questionpaper_id,\
-                    'attempt_num': already_attempted + 1}
-            return my_render_to_response('yaksh_app/intro.html', context,
-                                         context_instance=ci)
+
+        if next_attempt:
+            if days_after_attempt >= time_lag:
+                context = {'user': user,
+                            'paper_id': questionpaper_id,
+                            'attempt_num': already_attempted + 1,
+                            'enable_quiz_time': quiz_enable_time,
+                            'disable_quiz_time': quiz_disable_time,
+                            'quiz_expired': quiz_expired
+                        }
+                return my_render_to_response('yaksh/intro.html', context,
+                                             context_instance=ci)
         else:
             return my_redirect("/exam/quizzes/")
+
     else:
-        return my_redirect("/exam/quizzes/")
-
-
-def _check_previous_attempt(attempted_papers, already_attempted):
-    previous_attempt = attempted_papers[already_attempted-1]
-    previous_attempt_day = previous_attempt.start_time
-    today = datetime.datetime.today()
-    if previous_attempt.status == 'inprogress':
-        end_time = previous_attempt.end_time
-        quiz_time = previous_attempt.question_paper.quiz.duration*60
-        if quiz_time > (today-previous_attempt_day).seconds:
-            return True, previous_attempt
-        else:
-            return False, previous_attempt
+        context = {'user': user,
+                    'paper_id': questionpaper_id,
+                    'attempt_num': already_attempted + 1,
+                    'enable_quiz_time': quiz_enable_time,
+                    'disable_quiz_time': quiz_disable_time,
+                    'quiz_expired': quiz_expired
+                }
+        return my_render_to_response('yaksh/intro.html', context,
+                                     context_instance=ci)
+
+
+def _check_previous_attempt(attempted_papers, already_attempted, attempt_number):
+    next_attempt = False if already_attempted == attempt_number else True
+    if already_attempted == 0:
+        return False, None, next_attempt
     else:
-        return False, previous_attempt
+        previous_attempt = attempted_papers[already_attempted-1]
+        previous_attempt_day = previous_attempt.start_time
+        today = datetime.datetime.today()
+        if previous_attempt.status == 'inprogress':
+            end_time = previous_attempt.end_time
+            quiz_time = previous_attempt.question_paper.quiz.duration*60
+            if quiz_time > (today-previous_attempt_day).seconds:
+                return True, previous_attempt, next_attempt
+            else:
+                return False, previous_attempt, next_attempt
+        else:
+            return False, previous_attempt, next_attempt
+
 
 def results_user(request):
     """Show list of Results of Quizzes that is taken by logged-in user."""
@@ -251,7 +267,7 @@ def results_user(request):
                max_marks, percentage
         quiz_marks.append(temp)
     context = {'papers': quiz_marks}
-    return my_render_to_response("yaksh_app/results_user.html", context)
+    return my_render_to_response("yaksh/results_user.html", context)
 
 
 def edit_quiz(request):
@@ -262,6 +278,9 @@ def edit_quiz(request):
         raise Http404('You are not allowed to view this page!')
     quiz_list = request.POST.getlist('quizzes')
     start_date = request.POST.getlist('start_date')
+    start_time = request.POST.getlist('start_time')
+    end_date = request.POST.getlist('end_date')
+    end_time = request.POST.getlist('end_time')
     duration = request.POST.getlist('duration')
     active = request.POST.getlist('active')
     description = request.POST.getlist('description')
@@ -271,7 +290,10 @@ def edit_quiz(request):
 
     for j, quiz_id in enumerate(quiz_list):
         quiz = Quiz.objects.get(id=quiz_id)
-        quiz.start_date = start_date[j]
+        quiz.start_date_time = datetime.datetime.combine(start_date[j],
+                                                    start_time[j])
+        quiz.end_date_time = datetime.datetime.combine(end_date[j],
+                                                    end_time[j])
         quiz.duration = duration[j]
         quiz.active = active[j]
         quiz.description = description[j]
@@ -353,14 +375,14 @@ def add_question(request, question_id=None):
                     if test_case_formset.is_valid():
                         test_case_formset.save()
                     else:
-                        return my_render_to_response('yaksh_app/add_question.html',
+                        return my_render_to_response('yaksh/add_question.html',
                                                      {'form': form,
                                                      'formset': test_case_formset},
                                                      context_instance=ci)
 
                     return my_redirect("/exam/manage/questions")
 
-                return my_render_to_response('yaksh_app/add_question.html',
+                return my_render_to_response('yaksh/add_question.html',
                                              {'form': form,
                                              'formset': test_case_formset},
                                              context_instance=ci)
@@ -394,21 +416,21 @@ def add_question(request, question_id=None):
                         for i in test_case_instance:
                             i.save()
                     else:
-                        return my_render_to_response('yaksh_app/add_question.html',
+                        return my_render_to_response('yaksh/add_question.html',
                                                      {'form': form,
                                                      'formset': test_case_formset},
                                                      context_instance=ci)
 
 
                     return my_redirect("/exam/manage/questions")
-                return my_render_to_response('yaksh_app/add_question.html',
+                return my_render_to_response('yaksh/add_question.html',
                                              {'form': form,
                                              'formset': test_case_formset},
                                              context_instance=ci)
 
         else:
             test_case_formset = add_or_delete_test_form(request.POST, form.save(commit=False))
-            return my_render_to_response('yaksh_app/add_question.html',
+            return my_render_to_response('yaksh/add_question.html',
                                          {'form': form,
                                          'formset': test_case_formset},
                                          context_instance=ci)
@@ -418,7 +440,7 @@ def add_question(request, question_id=None):
         if question_id is None:
             form = QuestionForm()
             test_case_formset = TestCaseFormSet(prefix='test', instance=Question())
-            return my_render_to_response('yaksh_app/add_question.html',
+            return my_render_to_response('yaksh/add_question.html',
                                          {'form': form,
                                          'formset': test_case_formset},
                                          context_instance=ci)
@@ -447,7 +469,7 @@ def add_question(request, question_id=None):
             test_case_formset = TestCaseFormSet(prefix='test', 
                                                     instance=d)
 
-            return my_render_to_response('yaksh_app/add_question.html',
+            return my_render_to_response('yaksh/add_question.html',
                                          {'form': form,
                                          'formset': test_case_formset},
                                          context_instance=ci)
@@ -471,7 +493,12 @@ def add_quiz(request, quiz_id=None):
                 return my_redirect("/exam/manage/designquestionpaper")
             else:
                 d = Quiz.objects.get(id=quiz_id)
-                d.start_date = form['start_date'].data
+                sd = datetime.datetime.strptime(form['start_date'].data, '%Y-%m-%d').date()
+                st = datetime.datetime.strptime(form['start_time'].data, "%H:%M:%S").time()
+                ed = datetime.datetime.strptime(form['end_date'].data, '%Y-%m-%d').date()
+                et = datetime.datetime.strptime(form['end_time'].data, "%H:%M:%S").time()
+                d.start_date_time = datetime.datetime.combine(sd, st)
+                d.end_date_time = datetime.datetime.combine(ed, et)
                 d.duration = form['duration'].data
                 d.active = form['active'].data
                 d.description = form['description'].data
@@ -484,19 +511,22 @@ def add_quiz(request, quiz_id=None):
                 quiz = Quiz.objects.get(id=quiz_id)
                 return my_redirect("/exam/manage/showquiz")
         else:
-            return my_render_to_response('yaksh_app/add_quiz.html',
+            return my_render_to_response('yaksh/add_quiz.html',
                                          {'form': form},
                                          context_instance=ci)
     else:
         if quiz_id is None:
             form = QuizForm()
-            return my_render_to_response('yaksh_app/add_quiz.html',
+            return my_render_to_response('yaksh/add_quiz.html',
                                          {'form': form},
                                          context_instance=ci)
         else:
             d = Quiz.objects.get(id=quiz_id)
             form = QuizForm()
-            form.initial['start_date'] = d.start_date
+            form.initial['start_date'] = d.start_date_time.date()
+            form.initial['start_time'] = d.start_date_time.time()
+            form.initial['end_date'] = d.end_date_time.date()
+            form.initial['end_time'] = d.end_date_time.time()
             form.initial['duration'] = d.duration
             form.initial['description'] = d.description
             form.initial['active'] = d.active
@@ -505,7 +535,7 @@ def add_quiz(request, quiz_id=None):
             form.initial['prerequisite'] = d.prerequisite_id
             form.initial['attempts_allowed'] = d.attempts_allowed
             form.initial['time_between_attempts'] = d.time_between_attempts
-            return my_render_to_response('yaksh_app/add_quiz.html',
+            return my_render_to_response('yaksh/add_quiz.html',
                                          {'form': form},
                                          context_instance=ci)
 
@@ -527,19 +557,19 @@ def show_all_questionpapers(request, questionpaper_id=None):
             q_paper.questions.remove(Question.objects.get(id=i))
         question_paper = QuestionPaper.objects.all()
         context = {'papers': question_paper}
-        return my_render_to_response('yaksh_app/showquestionpapers.html', context,
+        return my_render_to_response('yaksh/showquestionpapers.html', context,
                                      context_instance=ci)
     if questionpaper_id is None:
         qu_papers = QuestionPaper.objects.all()
         context = {'papers': qu_papers}
-        return my_render_to_response('yaksh_app/showquestionpapers.html', context,
+        return my_render_to_response('yaksh/showquestionpapers.html', context,
                                      context_instance=ci)
     else:
         qu_papers = QuestionPaper.objects.get(id=questionpaper_id)
         quiz = qu_papers.quiz
         questions = qu_papers.questions.all()
         context = {'papers': {'quiz': quiz, 'questions': questions}}
-        return my_render_to_response('yaksh_app/editquestionpaper.html', context,
+        return my_render_to_response('yaksh/editquestionpaper.html', context,
                                      context_instance=ci)
 
 
@@ -585,12 +615,12 @@ def automatic_questionpaper(request, questionpaper_id=None):
                                     'tags': tags,
                                     'msg': msg}}
                 return my_render_to_response(
-                    'yaksh_app/automatic_questionpaper.html', context,
+                    'yaksh/automatic_questionpaper.html', context,
                     context_instance=ci)
         else:
             tags = Tag.objects.all()
             context = {'data': {'tags': tags}}
-            return my_render_to_response('yaksh_app/automatic_questionpaper.html',
+            return my_render_to_response('yaksh/automatic_questionpaper.html',
                                          context, context_instance=ci)
 
     else:
@@ -607,7 +637,7 @@ def automatic_questionpaper(request, questionpaper_id=None):
                 for quest in questions:
                     q = Question.objects.get(id=quest)
                     quest_paper.questions.add(q)
-                return my_redirect('/yaksh_app/manage/showquiz')
+                return my_redirect('/yaksh/manage/showquiz')
             else:
                 no_questions = int(request.POST.get('num_questions'))
                 fetched_questions = fetch_questions(request)
@@ -625,12 +655,12 @@ def automatic_questionpaper(request, questionpaper_id=None):
                                     'tags': tags,
                                     'msg': msg}}
                 return my_render_to_response(
-                    'yaksh_app/automatic_questionpaper.html', context,
+                    'yaksh/automatic_questionpaper.html', context,
                     context_instance=ci)
         else:
             tags = Tag.objects.all()
             context = {'data': {'tags': tags}}
-            return my_render_to_response('yaksh_app/automatic_questionpaper.html',
+            return my_render_to_response('yaksh/automatic_questionpaper.html',
                                          context, context_instance=ci)
 
 
@@ -666,13 +696,13 @@ def manual_questionpaper(request, questionpaper_id=None):
                 tags = Tag.objects.all()
                 context = {'data': {'questions': fetched_questions,
                                     'tags': tags, 'msg': msg}}
-                return my_render_to_response('yaksh_app/manual_questionpaper.html',
+                return my_render_to_response('yaksh/manual_questionpaper.html',
                                              context,
                                              context_instance=ci)
         else:
             tags = Tag.objects.all()
             context = {'data': {'tags': tags}}
-            return my_render_to_response('yaksh_app/manual_questionpaper.html',
+            return my_render_to_response('yaksh/manual_questionpaper.html',
                                          context, context_instance=ci)
 
     else:
@@ -699,13 +729,13 @@ def manual_questionpaper(request, questionpaper_id=None):
                 tags = Tag.objects.all()
                 context = {'data': {'questions': fetched_questions,
                                     'tags': tags, 'msg': msg}}
-                return my_render_to_response('yaksh_app/manual_questionpaper.html',
+                return my_render_to_response('yaksh/manual_questionpaper.html',
                                              context,
                                              context_instance=ci)
         else:
             tags = Tag.objects.all()
             context = {'data': {'tags': tags}}
-            return my_render_to_response('yaksh_app/manual_questionpaper.html',
+            return my_render_to_response('yaksh/manual_questionpaper.html',
                                          context, context_instance=ci)
 
 
@@ -749,12 +779,12 @@ def user_login(request):
             return my_redirect('/exam/login/')
         else:
             context = {"form": form}
-            return my_render_to_response('yaksh_app/login.html', context,
+            return my_render_to_response('yaksh/login.html', context,
                                          context_instance=ci)
     else:
         form = UserLoginForm()
         context = {"form": form}
-        return my_render_to_response('yaksh_app/login.html', context,
+        return my_render_to_response('yaksh/login.html', context,
                                      context_instance=ci)
 
 
@@ -792,7 +822,6 @@ def start(request, attempt_num=None, questionpaper_id=None):
         user_dir = get_user_dir(user)
         return start(request, attempt_num, questionpaper_id)
 
-
 def get_questions(paper):
     '''
         Takes answerpaper as an argument. Returns the total questions as
@@ -857,7 +886,7 @@ def question(request, q_id, attempt_num, questionpaper_id, success_msg=None):
         if skipped_answer:
             context['last_attempt'] = skipped_answer[0].answer
     ci = RequestContext(request)
-    return my_render_to_response('yaksh_app/question.html', context,
+    return my_render_to_response('yaksh/question.html', context,
                                  context_instance=ci)
 
 
@@ -990,7 +1019,7 @@ def check(request, q_id, attempt_num=None, questionpaper_id=None):
                    'to_attempt': to_attempt, 'submitted': submitted}
         ci = RequestContext(request)
 
-        return my_render_to_response('yaksh_app/question.html', context,
+        return my_render_to_response('yaksh/question.html', context,
                                      context_instance=ci)
     else:
         if time_left <= 0:
@@ -1008,7 +1037,7 @@ def check(request, q_id, attempt_num=None, questionpaper_id=None):
                        'to_attempt': to_attempt, 'submitted': submitted}
             ci = RequestContext(request)
 
-            return my_render_to_response('yaksh_app/question.html', context,
+            return my_render_to_response('yaksh/question.html', context,
                                          context_instance=ci)
         else:
             next_q = paper.completed_question(question.id)
@@ -1076,7 +1105,7 @@ def quit(request, attempt_num=None, questionpaper_id=None):
     context = {'id': questionpaper_id, 'attempt_num': attempt_num,
                  'unattempted': unattempted_questions,
                  'submitted': submitted_questions}
-    return my_render_to_response('yaksh_app/quit.html', context,
+    return my_render_to_response('yaksh/quit.html', context,
                                  context_instance=RequestContext(request))
 
 
@@ -1088,7 +1117,7 @@ def complete(request, reason=None, attempt_num=None, questionpaper_id=None):
         logout(request)
         message = reason or "You are successfully logged out."
         context = {'message': message}
-        return my_render_to_response('yaksh_app/complete.html', context)
+        return my_render_to_response('yaksh/complete.html', context)
     else:
         unattempted_questions, submitted_questions = get_question_labels(request,
                                                      attempt_num, questionpaper_id)
@@ -1110,13 +1139,13 @@ def complete(request, reason=None, attempt_num=None, questionpaper_id=None):
                        Thank You !",
                        'unattempted': unattempted_questions,
                        'submitted': submitted_questions}
-            return my_render_to_response('yaksh_app/complete.html', context)
+            return my_render_to_response('yaksh/complete.html', context)
         else:
             message = reason or "You are successfully logged out"
             context = {'message':  message,
                          'unattempted': unattempted_questions,
                          'submitted': submitted_questions}
-            return my_render_to_response('yaksh_app/complete.html', context)
+            return my_render_to_response('yaksh/complete.html', context)
     no = False
     message = reason or 'The quiz has been completed. Thank you.'
     if user.groups.filter(name='moderator').count() > 0:
@@ -1146,7 +1175,7 @@ def monitor(request, questionpaper_id=None):
         context = {'papers': [],
                    'quiz': None,
                    'quizzes': q_paper}
-        return my_render_to_response('yaksh_app/monitor.html', context,
+        return my_render_to_response('yaksh/monitor.html', context,
                                      context_instance=ci)
     # quiz_id is not None.
     try:
@@ -1159,7 +1188,7 @@ def monitor(request, questionpaper_id=None):
             total=Sum('answers__marks')).order_by('-total')
 
     context = {'papers': papers, 'quiz': q_paper, 'quizzes': None}
-    return my_render_to_response('yaksh_app/monitor.html', context,
+    return my_render_to_response('yaksh/monitor.html', context,
                                  context_instance=ci)
 
 
@@ -1191,7 +1220,7 @@ def show_all_users(request):
     user = User.objects.filter(username__contains="")
     questionpaper = AnswerPaper.objects.all()
     context = {'question': questionpaper}
-    return my_render_to_response('yaksh_app/showusers.html', context,
+    return my_render_to_response('yaksh/showusers.html', context,
                                  context_instance=RequestContext(request))
 
 
@@ -1212,7 +1241,7 @@ def show_all_quiz(request):
             context = {'papers': [],
                        'quiz': None,
                        'quizzes': quizzes}
-            return my_render_to_response('yaksh_app/show_quiz.html', context,
+            return my_render_to_response('yaksh/show_quiz.html', context,
                                          context_instance=ci)
         else:
             for i in data:
@@ -1221,7 +1250,7 @@ def show_all_quiz(request):
             context = {'papers': [],
                        'quiz': None,
                        'quizzes': quizzes}
-            return my_render_to_response('yaksh_app/show_quiz.html', context,
+            return my_render_to_response('yaksh/show_quiz.html', context,
                                          context_instance=ci)
 
     elif request.method == 'POST' and request.POST.get('edit') == 'edit':
@@ -1230,7 +1259,10 @@ def show_all_quiz(request):
         for j in data:
             d = Quiz.objects.get(id=j)
             form = QuizForm()
-            form.initial['start_date'] = d.start_date
+            form.initial['start_date'] = d.start_date_time.date()
+            form.initial['start_time'] = d.start_date_time.time()
+            form.initial['end_date'] = d.end_date_time.date()
+            form.initial['end_time'] = d.end_date_time.time()
             form.initial['duration'] = d.duration
             form.initial['active'] = d.active
             form.initial['description'] = d.description
@@ -1238,7 +1270,7 @@ def show_all_quiz(request):
             form.initial['language'] = d.language
             form.initial['prerequisite'] = d.prerequisite_id
             forms.append(form)
-        return my_render_to_response('yaksh_app/edit_quiz.html',
+        return my_render_to_response('yaksh/edit_quiz.html',
                                      {'forms': forms, 'data': data},
                                      context_instance=ci)
     else:
@@ -1246,7 +1278,7 @@ def show_all_quiz(request):
         context = {'papers': [],
                    'quiz': None,
                    'quizzes': quizzes}
-        return my_render_to_response('yaksh_app/show_quiz.html', context,
+        return my_render_to_response('yaksh/show_quiz.html', context,
                                      context_instance=ci)
 
 
@@ -1270,7 +1302,7 @@ def ajax_questions_filter(request):
 
     questions = list(Question.objects.filter(**filter_dict))
 
-    return my_render_to_response('exam/ajax_question_filter.html',
+    return my_render_to_response('yaksh/ajax_question_filter.html',
                                   {'questions': questions})
 
 
@@ -1292,7 +1324,7 @@ def show_all_questions(request):
                        'questions': questions,
                        'form': form
                        }
-            return my_render_to_response('exam/showquestions.html', context,
+            return my_render_to_response('yaksh/showquestions.html', context,
                                          context_instance=ci)
         else:
             for i in data:
@@ -1304,7 +1336,7 @@ def show_all_questions(request):
                        'questions': questions,
                        'form': form
                        }
-            return my_render_to_response('exam/showquestions.html', context,
+            return my_render_to_response('yaksh/showquestions.html', context,
                                          context_instance=ci)
     elif request.method == 'POST' and request.POST.get('edit') == 'edit':
         data = request.POST.getlist('question')
@@ -1337,7 +1369,7 @@ def show_all_questions(request):
             formsets.append(test_case_formset)
             data_list = zip(forms, formsets)
 
-        return my_render_to_response('yaksh_app/edit_question.html',
+        return my_render_to_response('yaksh/edit_question.html',
                                      {'data': data,
                                      'data_list': data_list},
                                      context_instance=ci)
@@ -1349,7 +1381,7 @@ def show_all_questions(request):
                    'questions': questions,
                    'form': form
                    }
-        return my_render_to_response('exam/showquestions.html', context,
+        return my_render_to_response('yaksh/showquestions.html', context,
                                      context_instance=ci)
 
 
@@ -1363,7 +1395,7 @@ def user_data(request, username):
     data = get_user_data(username)
 
     context = {'data': data}
-    return my_render_to_response('yaksh_app/user_data.html', context,
+    return my_render_to_response('yaksh/user_data.html', context,
                                  context_instance=RequestContext(request))
 
 
@@ -1390,11 +1422,11 @@ def grade_user(request, username):
             paper.save()
 
         context = {'data': data}
-        return my_render_to_response('yaksh_app/user_data.html', context,
+        return my_render_to_response('yaksh/user_data.html', context,
                                      context_instance=ci)
     else:
         context = {'data': data}
-        return my_render_to_response('yaksh_app/grade_user.html', context,
+        return my_render_to_response('yaksh/grade_user.html', context,
                                      context_instance=ci)
 
 
@@ -1407,7 +1439,7 @@ def ajax_questionpaper(request, query):
         question_type = request.POST.get('question_type')
         questions = Question.objects.filter(type=question_type)
         marks = questions.values_list('points').distinct()
-        return my_render_to_response('yaksh_app/ajax_marks.html', {'marks': marks})
+        return my_render_to_response('yaksh/ajax_marks.html', {'marks': marks})
     elif query == 'questions':
         question_type = request.POST['question_type']
         marks_selected = request.POST['marks']
@@ -1420,7 +1452,7 @@ def ajax_questionpaper(request, query):
                                             points=marks_selected))
         questions = [question for question in questions \
                 if not str(question.id) in question_list]
-        return my_render_to_response('yaksh_app/ajax_questions.html',
+        return my_render_to_response('yaksh/ajax_questions.html',
                               {'questions': questions})
 
 
@@ -1466,5 +1498,5 @@ def design_questionpaper(request):
     else:
         form = RandomQuestionForm()
         context = {'form': form}
-        return my_render_to_response('yaksh_app/design_questionpaper.html',
+        return my_render_to_response('yaksh/design_questionpaper.html',
                                      context, context_instance=ci)
diff --git a/testapp/yaksh_app/xmlrpc_clients.py b/yaksh/xmlrpc_clients.py
index 3a3c0c6..3a3c0c6 100644
--- a/testapp/yaksh_app/xmlrpc_clients.py
+++ b/yaksh/xmlrpc_clients.py