27 files changed, 66 insertions, 66 deletions
diff --git a/js/Misc/BACKLASH.js b/js/Misc/BACKLASH.js
index 8dc9a676..cc86f0e4 100644
--- a/js/Misc/BACKLASH.js
+++ b/js/Misc/BACKLASH.js
@@ -38,7 +38,7 @@ model.out=1;
 model.rpar=[0,1];
 model.nzcross=2;
 model.blocktype="c";
-model.dep_ut=[true,None];
+model.dep_ut=[true,false];
 gr_i=[];
 x=standard_define([3,2],model,exprs,gr_i);
 }
diff --git a/js/Misc/BOUNCE.js b/js/Misc/BOUNCE.js
index 8c3ba2b5..7bf7f4bb 100644
--- a/js/Misc/BOUNCE.js
+++ b/js/Misc/BOUNCE.js
@@ -32,10 +32,10 @@ walls=walls([3,4]);
 }
 if (n!=size(y,"*")||n!=size(rpar1,"*")||n!=size(rpar2,"*")||n!=size(xd,"*")||n!=size(yd,"*")) {
 message("All vectors must have equal size");
-ok=None;
+ok=false;
 } else if (!(min([rpar1,rpar2])>0)) {
 message("Mass and radius must be >0");
-ok=None;
+ok=false;
 }
 if (!ok) {
 break
@@ -97,7 +97,7 @@ model.rpar=[rpar1,rpar2,walls,g,C];
 model.ipar=ipar;
 model.nzcross=n*(n-1)/2+4*n;
 model.blocktype="c";
-model.dep_ut=[None,true];
+model.dep_ut=[false,true];
 exprs=[strcat(sci2exp(rpar1)),strcat(sci2exp(rpar2)),strcat(sci2exp(walls)),strcat(sci2exp(x)),strcat(sci2exp(xd)),strcat(sci2exp(y)),strcat(sci2exp(yd))];
 gr_i=[];
 x=standard_define([3,2],model,exprs,gr_i);
diff --git a/js/Misc/BOUNCEXY.js b/js/Misc/BOUNCEXY.js
index 0fe9c488..eb75117d 100644
--- a/js/Misc/BOUNCEXY.js
+++ b/js/Misc/BOUNCEXY.js
@@ -16,19 +16,19 @@ break
 mess=[];
 if (size(clrs,"*")!=size(siz,"*")) {
 mess=[mess,"colors and radii must have equal size (number of balls)"," "];
-ok=None;
+ok=false;
 }
 if (win<-1) {
 mess=[mess,"Window number cannot be inferior than -1"," "];
-ok=None;
+ok=false;
 }
 if (ymin>=ymax) {
 mess=[mess,"Ymax must be greater than Ymin"," "];
-ok=None;
+ok=false;
 }
 if (xmin>=xmax) {
 mess=[mess,"Xmax must be greater than Xmin"," "];
-ok=None;
+ok=false;
 }
 if (!ok) {
 message(mess);
@@ -83,7 +83,7 @@ model.rpar=[xmin,xmax,ymin,ymax];
 model.ipar=[win,imode,clrs.slice()];
 model.blocktype="d";
 model.firing=[];
-model.dep_ut=[None,None];
+model.dep_ut=[false,false];
 exprs=[strcat(sci2exp(clrs)),strcat(sci2exp(siz)),strcat(sci2exp(win)),strcat(sci2exp(1)),strcat(sci2exp(xmin)),strcat(sci2exp(xmax)),strcat(sci2exp(ymin)),strcat(sci2exp(ymax))];
 gr_i=[];
 x=standard_define([2,2],model,exprs,gr_i);
diff --git a/js/Misc/BPLATFORM.js b/js/Misc/BPLATFORM.js
index 6dfa1a0b..5e23a15e 100644
--- a/js/Misc/BPLATFORM.js
+++ b/js/Misc/BPLATFORM.js
@@ -16,15 +16,15 @@ break
 mess=[];
 if (plen<=0||csiz<=0) {
 mess=[mess,"Pendulum length and cart size must be positive."," "];
-ok=None;
+ok=false;
 }
 if (ymin>=ymax) {
 mess=[mess,"Ymax must be greater than Ymin"," "];
-ok=None;
+ok=false;
 }
 if (xmin>=xmax) {
 mess=[mess,"Xmax must be greater than Xmin"," "];
-ok=None;
+ok=false;
 }
 if (!ok) {
 message(mess);
@@ -53,7 +53,7 @@ model.evtin=1;
 model.dstate=0;
 model.rpar=[plen,csiz,phi,xmin,xmax,ymin,ymax];
 model.blocktype="d";
-model.dep_ut=[None,None];
+model.dep_ut=[false,false];
 exprs=string(model.rpar);
 gr_i=[];
 x=standard_define([2,2],model,exprs,gr_i);
diff --git a/js/Misc/CBLOCK4.js b/js/Misc/CBLOCK4.js
index 8b981a0b..19dc040c 100644
--- a/js/Misc/CBLOCK4.js
+++ b/js/Misc/CBLOCK4.js
@@ -32,7 +32,7 @@ funtyp=2004;
 if ([ci,co]!=[]) {
 if (max([ci,co])>1) {
 message("vector event links not supported");
-ok=None;
+ok=false;
 }
 }
 if (ok) {
@@ -40,13 +40,13 @@ depu=stripblanks(depu);
 if (part(depu,1)=="y") {
 depu=true;
 } else {
-depu=None;
+depu=false;
 }
 dept=stripblanks(dept);
 if (part(dept,1)=="y") {
 dept=true;
 } else {
-dept=None;
+dept=false;
 }
 dep_ut=[depu,dept];
 if (funam==" ") {
@@ -100,7 +100,7 @@ model.intyp=1;
 model.out=1;
 model.out2=1;
 model.outtyp=1;
-model.dep_ut=[true,None];
+model.dep_ut=[true,false];
 label=list([funam,"n",sci2exp([model.in1,model.in2]),sci2exp(model.intyp),sci2exp([model.out,model.out2]),sci2exp(model.outtyp),sci2exp(model.evtin),sci2exp(model.evtout),sci2exp(model.state),sci2exp(model.dstate),sci2exp(model.odstate),sci2exp(model.rpar),sci2exp(model.ipar),sci2exp(model.opar),sci2exp(model.nmode),sci2exp(model.nzcross),sci2exp(model.firing),"y","n"],[]);
 gr_i=[];
 x=standard_define([4,2],model,label,gr_i);
diff --git a/js/Misc/CONSTRAINT2_c.js b/js/Misc/CONSTRAINT2_c.js
index e4c460ef..a96b98b8 100644
--- a/js/Misc/CONSTRAINT2_c.js
+++ b/js/Misc/CONSTRAINT2_c.js
@@ -8,7 +8,7 @@ graphics=arg1.graphics;
 exprs=graphics.exprs;
 model=arg1.model;
 while (true) {
-ask_again=None;
+ask_again=false;
 [ok,x0,xd0,id,exprs]=scicos_getvalue("Set Constraint block parameters",["Initial guess values of states x","Initial guess values of derivative x\'","Id(i)=1: if x\'(i) is present in the feedback, else Id(i)=0"],list("vec",-1,"vec",-1,"vec",-1),exprs);
 if (!ok) {
 break
@@ -62,7 +62,7 @@ model.out=[1,1];
 model.state=[x0,xd0];
 model.ipar=id;
 model.blocktype="c";
-model.dep_ut=[None,true];
+model.dep_ut=[false,true];
 exprs=list(strcat(sci2exp(x0)),strcat(sci2exp(xd0)),strcat(sci2exp(id)));
 gr_i=[];
 x=standard_define([3,2],model,exprs,gr_i);
diff --git a/js/Misc/CONSTRAINT_c.js b/js/Misc/CONSTRAINT_c.js
index 2cef945f..23580014 100644
--- a/js/Misc/CONSTRAINT_c.js
+++ b/js/Misc/CONSTRAINT_c.js
@@ -40,7 +40,7 @@ model.out=1;
 model.ipar=0;
 model.state=x0;
 model.blocktype="c";
-model.dep_ut=[None,true];
+model.dep_ut=[false,true];
 exprs="0";
 gr_i=[];
 x=standard_define([3,2],model,exprs,gr_i);
diff --git a/js/Misc/DEADBAND.js b/js/Misc/DEADBAND.js
index a116b1eb..9b68f603 100644
--- a/js/Misc/DEADBAND.js
+++ b/js/Misc/DEADBAND.js
@@ -43,7 +43,7 @@ model.nmode=1;
 model.out=1;
 model.rpar=rpar;
 model.blocktype="c";
-model.dep_ut=[true,None];
+model.dep_ut=[true,false];
 exprs=[string(maxp),string(minp),string(model.nmode)];
 gr_i=[];
 x=standard_define([2,2],model,exprs,gr_i);
diff --git a/js/Misc/DEBUG.js b/js/Misc/DEBUG.js
index 7a36654c..98e7e2e2 100644
--- a/js/Misc/DEBUG.js
+++ b/js/Misc/DEBUG.js
@@ -26,7 +26,7 @@ break
 message(["Error in the instructions",lasterror()]);
 }
 } else {
-ok=None;
+ok=false;
 break
 }
 }
diff --git a/js/Misc/DIFF_f.js b/js/Misc/DIFF_f.js
index 0301949e..4f49b4d9 100644
--- a/js/Misc/DIFF_f.js
+++ b/js/Misc/DIFF_f.js
@@ -28,7 +28,7 @@ model.in1=1;
 model.out=1;
 model.state=x0;
 model.blocktype="c";
-model.dep_ut=[None,true];
+model.dep_ut=[false,true];
 exprs=[strcat(sci2exp(x0(1))),strcat(sci2exp(x0(2)))];
 gr_i=[];
 x=standard_define([2,2],model,exprs,gr_i);
diff --git a/js/Misc/EDGETRIGGER.js b/js/Misc/EDGETRIGGER.js
index 616a2fee..223e53aa 100644
--- a/js/Misc/EDGETRIGGER.js
+++ b/js/Misc/EDGETRIGGER.js
@@ -29,7 +29,7 @@ model.dstate=0;
 model.nzcross=1;
 model.ipar=sign(edge);
 model.blocktype="c";
-model.dep_ut=[true,None];
+model.dep_ut=[true,false];
 exprs=[string(edge)];
 gr_i=[];
 x=standard_define([3,2],model,exprs,gr_i);
diff --git a/js/Misc/ENDBLK.js b/js/Misc/ENDBLK.js
index ecc38460..550739a2 100644
--- a/js/Misc/ENDBLK.js
+++ b/js/Misc/ENDBLK.js
@@ -73,9 +73,9 @@ typ=newpar;
 }
 ENDBLK.prototype.define = function ENDBLK() {
 scs_m_1=scicos_diagram(version="scicos4.2",props=scicos_params(wpar=[-159.096,811.104,-121.216,617.984,1323,1008,331,284,630,480,0,7,1.4],Title="ENDBLK",tol=[0.0001,0.000001,1.000e-10,100001,0,0],tf=100000,context=" ",void1=[],options=tlist(["scsopt","3D","Background","Link","ID","Cmap"],list(true,33),[8,1],[1,5],list([5,1],[4,1]),[0.8,0.8,0.8]),void2=[],void3=[],doc=list()));
-scs_m_1.objs[1-1]=scicos_block(gui="END_c",graphics=scicos_graphics(orig=[272.104,249.11733],sz=[40,40],flip=true,theta=0,exprs="1.000E+08",pin=[],pout=[],pein=2,peout=2,gr_i=[],id="",in_implicit=[],out_implicit=[]),model=scicos_model(sim=list("scicosexit",4),in1=[],in2=[],intyp=1,out=[],out2=[],outtyp=1,evtin=1,evtout=1,state=[],dstate=[],odstate=list(),rpar=[],ipar=[],opar=list(),blocktype="d",firing=1.000e+08,dep_ut=[None,None],label="",nzcross=0,nmode=0,equations=list()),doc=list());
+scs_m_1.objs[1-1]=scicos_block(gui="END_c",graphics=scicos_graphics(orig=[272.104,249.11733],sz=[40,40],flip=true,theta=0,exprs="1.000E+08",pin=[],pout=[],pein=2,peout=2,gr_i=[],id="",in_implicit=[],out_implicit=[]),model=scicos_model(sim=list("scicosexit",4),in1=[],in2=[],intyp=1,out=[],out2=[],outtyp=1,evtin=1,evtout=1,state=[],dstate=[],odstate=list(),rpar=[],ipar=[],opar=list(),blocktype="d",firing=1.000e+08,dep_ut=[false,false],label="",nzcross=0,nmode=0,equations=list()),doc=list());
 scs_m_1.objs[2-1]=scicos_link(xx=[292.104,292.104,261.83733,261.83733,292.104,292.104],yy=[243.40305,234.45067,234.45067,305.584,305.584,294.83162],id="drawlink",thick=[0,0],ct=[5,-1],from=[1,1,0],to=[1,1,1]);
-model=scicos_model(sim="csuper",in1=[],in2=[],intyp=1,out=[],out2=[],outtyp=1,evtin=[],evtout=[],state=[],dstate=[],odstate=list(),rpar=scs_m_1,ipar=[],opar=list(),blocktype="h",firing=[],dep_ut=[None,None],label="",nzcross=0,nmode=0,equations=list());
+model=scicos_model(sim="csuper",in1=[],in2=[],intyp=1,out=[],out2=[],outtyp=1,evtin=[],evtout=[],state=[],dstate=[],odstate=list(),rpar=scs_m_1,ipar=[],opar=list(),blocktype="h",firing=[],dep_ut=[false,false],label="",nzcross=0,nmode=0,equations=list());
 gr_i=[];
 x=standard_define([2,2],model,[],gr_i);
 }
diff --git a/js/Misc/LOGICAL_OP.js b/js/Misc/LOGICAL_OP.js
index ec4fd20d..86829951 100644
--- a/js/Misc/LOGICAL_OP.js
+++ b/js/Misc/LOGICAL_OP.js
@@ -20,16 +20,16 @@ rule=int(rule);
 tp=int(tp);
 if (nin<1) {
 message("Number of inputs must be >=1 ");
-ok=None;
+ok=false;
 } else if ((rule<0)||(rule>5)) {
 message("Incorrect operator "+string(rule)+" ; must be 0 to 5.");
-ok=None;
+ok=false;
 } else if ((rule==5)&&(nin>1)) {
 message("Only one input allowed for NOT operation");
 nin=1;
 } else if (((Datatype==1)&&(tp!=0))) {
 message("Bitwise Rule is only activated when Data type is integer");
-ok=None;
+ok=false;
 }
 if (ok) {
 if ((tp!=0)) {
@@ -53,7 +53,7 @@ model.sim=list("logicalop_ui16",4);
 model.sim=list("logicalop_ui8",4);
 } else {
 message("Datatype is not supported");
-ok=None;
+ok=false;
 }
 model.ipar=[rule,tp];
 }
@@ -102,7 +102,7 @@ model.in1=in1;
 model.out=-1;
 model.ipar=ipar;
 model.blocktype="c";
-model.dep_ut=[true,None];
+model.dep_ut=[true,false];
 exprs=[string(nin),string(ipar)];
 gr_i=[];
 x=standard_define([2,2],model,exprs,gr_i);
diff --git a/js/Misc/MEMORY_f.js b/js/Misc/MEMORY_f.js
index d03347a1..dffdebb9 100644
--- a/js/Misc/MEMORY_f.js
+++ b/js/Misc/MEMORY_f.js
@@ -20,7 +20,7 @@ inh=1;
 [model,graphics,ok]=check_io(model,graphics,-1,-1,inh,[]);
 out=size(a,"*");
 if (out==0) {
-ok=None;
+ok=false;
 messagebox("Initial condition empty","modal","error");
 }
 in1=out;
@@ -47,7 +47,7 @@ model.evtin=1;
 model.dstate=0;
 model.rpar=z;
 model.blocktype="m";
-model.dep_ut=[None,None];
+model.dep_ut=[false,false];
 gr_i=[];
 x=standard_define([2,2],model,exprs,gr_i);
 }
diff --git a/js/Misc/PENDULUM_ANIM.js b/js/Misc/PENDULUM_ANIM.js
index 5074d0c3..88c623fe 100644
--- a/js/Misc/PENDULUM_ANIM.js
+++ b/js/Misc/PENDULUM_ANIM.js
@@ -16,15 +16,15 @@ break
 mess=[];
 if (plen<=0||csiz<=0) {
 mess=[mess,"Pendulum length and cart size must be positive."," "];
-ok=None;
+ok=false;
 }
 if (ymin>=ymax) {
 mess=[mess,"Ymax must be greater than Ymin"," "];
-ok=None;
+ok=false;
 }
 if (xmin>=xmax) {
 mess=[mess,"Xmax must be greater than Xmin"," "];
-ok=None;
+ok=false;
 }
 if (!ok) {
 message(mess);
@@ -53,7 +53,7 @@ model.evtin=1;
 model.dstate=0;
 model.rpar=[plen,csiz,phi,xmin,xmax,ymin,ymax];
 model.blocktype="d";
-model.dep_ut=[None,None];
+model.dep_ut=[false,false];
 exprs=string(model.rpar);
 gr_i=[];
 x=standard_define([3,3],model,exprs,gr_i);
diff --git a/js/Misc/RATELIMITER.js b/js/Misc/RATELIMITER.js
index 8bbbe562..c515e370 100644
--- a/js/Misc/RATELIMITER.js
+++ b/js/Misc/RATELIMITER.js
@@ -34,7 +34,7 @@ model.in1=1;
 model.out=1;
 model.rpar=rpar;
 model.blocktype="c";
-model.dep_ut=[true,None];
+model.dep_ut=[true,false];
 exprs=[string(maxp),string(minp)];
 gr_i=[];
 x=standard_define([3.5,2],model,exprs,gr_i);
diff --git a/js/Misc/RELATIONALOP.js b/js/Misc/RELATIONALOP.js
index bb6b8848..596fe660 100644
--- a/js/Misc/RELATIONALOP.js
+++ b/js/Misc/RELATIONALOP.js
@@ -21,7 +21,7 @@ zcr=1;
 }
 if ((rule<0)||(rule>5)) {
 message("Incorrect operator "+string(rule)+" ; must be 0 to 5.");
-ok=None;
+ok=false;
 }
 if ((Datatype==1)) {
 model.sim=list("relational_op",4);
@@ -39,7 +39,7 @@ model.sim=list("relational_op_ui16",4);
 model.sim=list("relational_op_ui8",4);
 } else {
 message("Datatype is not supported");
-ok=None;
+ok=false;
 }
 if (ok) {
 it=Datatype*ones(1,2);
@@ -82,7 +82,7 @@ model.in1=[1,1];
 model.out=1;
 model.ipar=ipar;
 model.blocktype="c";
-model.dep_ut=[true,None];
+model.dep_ut=[true,false];
 exprs=[string(ipar),string(0)];
 gr_i=[];
 x=standard_define([2,2],model,exprs,gr_i);
diff --git a/js/Misc/SPLIT_f.js b/js/Misc/SPLIT_f.js
index 6d826381..adc0bf19 100644
--- a/js/Misc/SPLIT_f.js
+++ b/js/Misc/SPLIT_f.js
@@ -11,7 +11,7 @@ model.sim="lsplit";
 model.in1=-1;
 model.out=[-1,-1,-1];
 model.blocktype="c";
-model.dep_ut=[true,None];
+model.dep_ut=[true,false];
 x=standard_define([1,1]/3,model,[],[]);
 }
 SPLIT_f.prototype.details = function SPLIT_f() {
diff --git a/js/Misc/SUPER_f.js b/js/Misc/SUPER_f.js
index af391b2c..7ae3e3b7 100644
--- a/js/Misc/SUPER_f.js
+++ b/js/Misc/SUPER_f.js
@@ -22,7 +22,7 @@ model.in1=1;
 model.out=1;
 model.rpar=scs;
 model.blocktype="h";
-model.dep_ut=[None,None];
+model.dep_ut=[false,false];
 gr_i=[];
 x=standard_define([2,2],model,[],gr_i);
 }
diff --git a/js/Misc/TEXT_f.js b/js/Misc/TEXT_f.js
index 99eac7bb..cb8f9ed0 100644
--- a/js/Misc/TEXT_f.js
+++ b/js/Misc/TEXT_f.js
@@ -18,11 +18,11 @@ break
 }
 if (font<=0||font>6) {
 message("Font number must be greater than 0 and less than 7");
-ok=None;
+ok=false;
 }
 if (siz<0) {
 message("Font size must be positive");
-ok=None;
+ok=false;
 }
 if (ok) {
 graphics.exprs=exprs;
diff --git a/js/Misc/c_block.js b/js/Misc/c_block.js
index 9585e456..f43cf4e7 100644
--- a/js/Misc/c_block.js
+++ b/js/Misc/c_block.js
@@ -64,7 +64,7 @@ model.rpar=rpar;
 model.ipar=0;
 model.blocktype=typ;
 model.firing=auto;
-model.dep_ut=[true,None];
+model.dep_ut=[true,false];
 label=list([sci2exp(in1),sci2exp(out),strcat(sci2exp(rpar)),funam],list([]));
 gr_i=[];
 x=standard_define([3,2],model,label,gr_i);
diff --git a/js/Misc/fortran_block.js b/js/Misc/fortran_block.js
index f1d7374f..0343cfff 100644
--- a/js/Misc/fortran_block.js
+++ b/js/Misc/fortran_block.js
@@ -54,7 +54,7 @@ model.rpar=[];
 model.ipar=0;
 model.blocktype="c";
 model.firing=[];
-model.dep_ut=[true,None];
+model.dep_ut=[true,false];
 funam="forty";
 label=list([sci2exp(model.in1),sci2exp(model.out),strcat(sci2exp(model.rpar)),funam],list([]));
 gr_i=[];
diff --git a/js/Misc/func_block.js b/js/Misc/func_block.js
index 38fad25e..ba6b62aa 100644
--- a/js/Misc/func_block.js
+++ b/js/Misc/func_block.js
@@ -22,7 +22,7 @@ model.sim=" ";
 model.in1=1;
 model.out=1;
 model.blocktype="c";
-model.dep_ut=[true,None];
+model.dep_ut=[true,false];
 exprs="v=sin(u);y=u*v";
 gr_i=[];
 x=standard_define([2,2],model,exprs,gr_i);
diff --git a/js/Misc/generic_block.js b/js/Misc/generic_block.js
index e705ee28..3d58f215 100644
--- a/js/Misc/generic_block.js
+++ b/js/Misc/generic_block.js
@@ -28,25 +28,25 @@ co=int(co.slice());
 funtyp=int(funtyp);
 if (funtyp<0) {
 message("function type cannot be negative");
-ok=None;
+ok=false;
 }
 if ([ci,co]!=[]) {
 if (max([ci,co])>1) {
 message("vector event links not supported");
-ok=None;
+ok=false;
 }
 }
 depu=stripblanks(depu);
 if (part(depu,1)=="y") {
 depu=true;
 } else {
-depu=None;
+depu=false;
 }
 dept=stripblanks(dept);
 if (part(dept,1)=="y") {
 dept=true;
 } else {
-dept=None;
+dept=false;
 }
 dep_ut=[depu,dept];
 if (ok) {
@@ -87,7 +87,7 @@ model.rpar=[];
 model.ipar=[];
 model.blocktype="c";
 model.firing=[];
-model.dep_ut=[true,None];
+model.dep_ut=[true,false];
 label=[function_name,sci2exp(funtyp),sci2exp(model.in1),sci2exp(model.out),sci2exp(model.evtin),sci2exp(model.evtout),sci2exp(model.state),sci2exp(model.dstate),sci2exp(model.rpar),sci2exp(model.ipar),sci2exp(model.firing),"y","n"];
 gr_i=[];
 x=standard_define([2,2],model,label,gr_i);
diff --git a/js/Misc/generic_block2.js b/js/Misc/generic_block2.js
index c3b03890..56220a66 100644
--- a/js/Misc/generic_block2.js
+++ b/js/Misc/generic_block2.js
@@ -28,25 +28,25 @@ co=int(co.slice());
 funtyp=int(funtyp);
 if (funtyp<0) {
 message("function type cannot be negative");
-ok=None;
+ok=false;
 }
 if ([ci,co]!=[]) {
 if (max([ci,co])>1) {
 message("vector event links not supported");
-ok=None;
+ok=false;
 }
 }
 depu=stripblanks(depu);
 if (part(depu,1)=="y") {
 depu=true;
 } else {
-depu=None;
+depu=false;
 }
 dept=stripblanks(dept);
 if (part(dept,1)=="y") {
 dept=true;
 } else {
-dept=None;
+dept=false;
 }
 dep_ut=[depu,dept];
 if (ok) {
@@ -89,7 +89,7 @@ model.rpar=[];
 model.ipar=[];
 model.blocktype="c";
 model.firing=[];
-model.dep_ut=[true,None];
+model.dep_ut=[true,false];
 label=[function_name,sci2exp(funtyp),sci2exp(model.in1),sci2exp(model.out),sci2exp(model.evtin),sci2exp(model.evtout),sci2exp(model.state),sci2exp(model.dstate),sci2exp(model.rpar),sci2exp(model.ipar),sci2exp(model.nmode),sci2exp(model.nzcross),sci2exp(model.firing),"y","n"];
 gr_i=[];
 x=standard_define([2,2],model,label,gr_i);
diff --git a/js/Misc/generic_block3.js b/js/Misc/generic_block3.js
index 43748af9..7d71fb21 100644
--- a/js/Misc/generic_block3.js
+++ b/js/Misc/generic_block3.js
@@ -26,33 +26,33 @@ co=int(co.slice());
 funtyp=funtyp;
 if (funtyp<0) {
 message("function type cannot be negative");
-ok=None;
+ok=false;
 }
 if ([ci,co]!=[]) {
 if (max([ci,co])>1) {
 message("vector event links not supported");
-ok=None;
+ok=false;
 }
 }
 if (type(opar)!=15) {
 message("object parameter must be a list");
-ok=None;
+ok=false;
 }
 if (type(oz)!=15) {
 message("discrete object state must be a list");
-ok=None;
+ok=false;
 }
 depu=stripblanks(depu);
 if (part(depu,1)=="y") {
 depu=true;
 } else {
-depu=None;
+depu=false;
 }
 dept=stripblanks(dept);
 if (part(dept,1)=="y") {
 dept=true;
 } else {
-dept=None;
+dept=false;
 }
 dep_ut=[depu,dept];
 if (ok) {
@@ -93,7 +93,7 @@ model.intyp=1;
 model.out=1;
 model.out2=1;
 model.outtyp=1;
-model.dep_ut=[true,None];
+model.dep_ut=[true,false];
 label=[function_name,sci2exp(funtyp),sci2exp([model.in1,model.in2]),sci2exp(model.intyp),sci2exp([model.out,model.out2]),sci2exp(model.outtyp),sci2exp(model.evtin),sci2exp(model.evtout),sci2exp(model.state),sci2exp(model.dstate),sci2exp(model.odstate),sci2exp(model.rpar),sci2exp(model.ipar),sci2exp(model.opar),sci2exp(model.nmode),sci2exp(model.nzcross),sci2exp(model.firing),"y","n"];
 gr_i=[];
 x=standard_define([4,2],model,label,gr_i);
diff --git a/js/Misc/scifunc_block_m.js b/js/Misc/scifunc_block_m.js
index 18ee889b..37a0799a 100644
--- a/js/Misc/scifunc_block_m.js
+++ b/js/Misc/scifunc_block_m.js
@@ -84,7 +84,7 @@ model.ipar=0;
 model.opar=list();
 model.blocktype=typ;
 model.firing=auto;
-model.dep_ut=[true,None];
+model.dep_ut=[true,false];
 exprs=list([sci2exp([in1,in1]),sci2exp([out,out]),sci2exp(clkin),sci2exp(clkout),strcat(sci2exp(x0)),strcat(sci2exp(z0)),strcat(sci2exp(rpar)),sci2exp(auto),sci2exp(0)],list("y1=sin(u1)"," "," ","y1=sin(u1)"," "," "," "));
 gr_i=[];
 x=standard_define([4,2],model,exprs,gr_i);