1 files changed, 7 insertions, 2 deletions
diff --git a/js/Misc/BOUNCE.js b/js/Misc/BOUNCE.js
index f9680e27..b9ff94bb 100644
--- a/js/Misc/BOUNCE.js
+++ b/js/Misc/BOUNCE.js
@@ -42,6 +42,12 @@ function BOUNCE() {
         return this.x;
     }
     BOUNCE.prototype.get = function BOUNCE() {
+        var exprs = this.graphics.exprs;
+        if (size(exprs,"*")<9) {
+            exprs[8-1] = "9.81";
+            exprs[9-1] = "0";
+        }
+        this.set_param_popup_title = "Set Bounce Block";
         var options = {
             rpar1:["Mass",this.rpar1],
             rpar2:["Radius",this.rpar2],
@@ -132,7 +138,6 @@ function BOUNCE() {
         return new BasicBlock(this.x);
     }
     BOUNCE.prototype.get_popup_title = function BOUNCE() {
-        var set_param_popup_title = "Set Bounce Block";
-        return set_param_popup_title;
+        return this.set_param_popup_title;
     }
 }