diff --git a/Box2D.js b/Box2D.js
index a64ea51..94d4374 100644
--- a/Box2D.js
+++ b/Box2D.js
@@ -10753,7 +10753,7 @@ Box2D.postDefs = [];
    b2DebugDraw.prototype.SetLineThickness = function (lineThickness) {
       if (lineThickness === undefined) lineThickness = 0;
       this.m_lineThickness = lineThickness;
-      this.m_ctx.strokeWidth = lineThickness;
+      this.m_ctx.lineWidth = lineThickness;
    };
    b2DebugDraw.prototype.GetLineThickness = function () {
       return this.m_lineThickness;
diff --git a/Box2d.min.js b/Box2d.min.js
index f005184..f29c92a 100644
--- a/Box2d.min.js
+++ b/Box2d.min.js
@@ -438,7 +438,7 @@ j.m_sweep.a+=g*(n*m.y-a*m.x+m.z);l.SynchronizeTransform();j.SynchronizeTransform
 0};Z.prototype.Initialize=function(d,h,l){this.bodyA=d;this.bodyB=h;this.localAnchorA.SetV(this.bodyA.GetLocalPoint(l));this.localAnchorB.SetV(this.bodyB.GetLocalPoint(l));this.referenceAngle=this.bodyB.GetAngle()-this.bodyA.GetAngle()}})();
 (function(){var F=Box2D.Dynamics.b2DebugDraw;F.b2DebugDraw=function(){this.m_xformScale=this.m_fillAlpha=this.m_alpha=this.m_lineThickness=this.m_drawScale=1;var G=this;this.m_sprite={graphics:{clear:function(){G.m_ctx.clearRect(0,0,G.m_ctx.canvas.width,G.m_ctx.canvas.height)}}}};F.prototype._color=function(G,K){return"rgba("+((G&16711680)>>16)+","+((G&65280)>>8)+","+(G&255)+","+K+")"};F.prototype.b2DebugDraw=function(){this.m_drawFlags=0};F.prototype.SetFlags=function(G){if(G===undefined)G=0;this.m_drawFlags=
 G};F.prototype.GetFlags=function(){return this.m_drawFlags};F.prototype.AppendFlags=function(G){if(G===undefined)G=0;this.m_drawFlags|=G};F.prototype.ClearFlags=function(G){if(G===undefined)G=0;this.m_drawFlags&=~G};F.prototype.SetSprite=function(G){this.m_ctx=G};F.prototype.GetSprite=function(){return this.m_ctx};F.prototype.SetDrawScale=function(G){if(G===undefined)G=0;this.m_drawScale=G};F.prototype.GetDrawScale=function(){return this.m_drawScale};F.prototype.SetLineThickness=function(G){if(G===
-undefined)G=0;this.m_lineThickness=G;this.m_ctx.strokeWidth=G};F.prototype.GetLineThickness=function(){return this.m_lineThickness};F.prototype.SetAlpha=function(G){if(G===undefined)G=0;this.m_alpha=G};F.prototype.GetAlpha=function(){return this.m_alpha};F.prototype.SetFillAlpha=function(G){if(G===undefined)G=0;this.m_fillAlpha=G};F.prototype.GetFillAlpha=function(){return this.m_fillAlpha};F.prototype.SetXFormScale=function(G){if(G===undefined)G=0;this.m_xformScale=G};F.prototype.GetXFormScale=function(){return this.m_xformScale};
+undefined)G=0;this.m_lineThickness=G;this.m_ctx.lineWidth=G};F.prototype.GetLineThickness=function(){return this.m_lineThickness};F.prototype.SetAlpha=function(G){if(G===undefined)G=0;this.m_alpha=G};F.prototype.GetAlpha=function(){return this.m_alpha};F.prototype.SetFillAlpha=function(G){if(G===undefined)G=0;this.m_fillAlpha=G};F.prototype.GetFillAlpha=function(){return this.m_fillAlpha};F.prototype.SetXFormScale=function(G){if(G===undefined)G=0;this.m_xformScale=G};F.prototype.GetXFormScale=function(){return this.m_xformScale};
 F.prototype.DrawPolygon=function(G,K,y){if(K){var w=this.m_ctx,A=this.m_drawScale;w.beginPath();w.strokeStyle=this._color(y.color,this.m_alpha);w.moveTo(G[0].x*A,G[0].y*A);for(y=1;y<K;y++)w.lineTo(G[y].x*A,G[y].y*A);w.lineTo(G[0].x*A,G[0].y*A);w.closePath();w.stroke()}};F.prototype.DrawSolidPolygon=function(G,K,y){if(K){var w=this.m_ctx,A=this.m_drawScale;w.beginPath();w.strokeStyle=this._color(y.color,this.m_alpha);w.fillStyle=this._color(y.color,this.m_fillAlpha);w.moveTo(G[0].x*A,G[0].y*A);for(y=
 1;y<K;y++)w.lineTo(G[y].x*A,G[y].y*A);w.lineTo(G[0].x*A,G[0].y*A);w.closePath();w.fill();w.stroke()}};F.prototype.DrawCircle=function(G,K,y){if(K){var w=this.m_ctx,A=this.m_drawScale;w.beginPath();w.strokeStyle=this._color(y.color,this.m_alpha);w.arc(G.x*A,G.y*A,K*A,0,Math.PI*2,true);w.closePath();w.stroke()}};F.prototype.DrawSolidCircle=function(G,K,y,w){if(K){var A=this.m_ctx,U=this.m_drawScale,p=G.x*U,B=G.y*U;A.moveTo(0,0);A.beginPath();A.strokeStyle=this._color(w.color,this.m_alpha);A.fillStyle=
 this._color(w.color,this.m_fillAlpha);A.arc(p,B,K*U,0,Math.PI*2,true);A.moveTo(p,B);A.lineTo((G.x+y.x*K)*U,(G.y+y.y*K)*U);A.closePath();A.fill();A.stroke()}};F.prototype.DrawSegment=function(G,K,y){var w=this.m_ctx,A=this.m_drawScale;w.strokeStyle=this._color(y.color,this.m_alpha);w.beginPath();w.moveTo(G.x*A,G.y*A);w.lineTo(K.x*A,K.y*A);w.closePath();w.stroke()};F.prototype.DrawTransform=function(G){var K=this.m_ctx,y=this.m_drawScale;K.beginPath();K.strokeStyle=this._color(16711680,this.m_alpha);
diff --git a/demo-google-gadget.xml b/demo-google-gadget.xml
index 853ccb1..412fff6 100644
--- a/demo-google-gadget.xml
+++ b/demo-google-gadget.xml
@@ -445,7 +445,7 @@ j.m_sweep.a+=g*(n*m.y-a*m.x+m.z);l.SynchronizeTransform();j.SynchronizeTransform
 0};Z.prototype.Initialize=function(d,h,l){this.bodyA=d;this.bodyB=h;this.localAnchorA.SetV(this.bodyA.GetLocalPoint(l));this.localAnchorB.SetV(this.bodyB.GetLocalPoint(l));this.referenceAngle=this.bodyB.GetAngle()-this.bodyA.GetAngle()}})();
 (function(){var F=Box2D.Dynamics.b2DebugDraw;F.b2DebugDraw=function(){this.m_xformScale=this.m_fillAlpha=this.m_alpha=this.m_lineThickness=this.m_drawScale=1;var G=this;this.m_sprite={graphics:{clear:function(){G.m_ctx.clearRect(0,0,G.m_ctx.canvas.width,G.m_ctx.canvas.height)}}}};F.prototype._color=function(G,K){return"rgba("+((G&16711680)>>16)+","+((G&65280)>>8)+","+(G&255)+","+K+")"};F.prototype.b2DebugDraw=function(){this.m_drawFlags=0};F.prototype.SetFlags=function(G){if(G===undefined)G=0;this.m_drawFlags=
 G};F.prototype.GetFlags=function(){return this.m_drawFlags};F.prototype.AppendFlags=function(G){if(G===undefined)G=0;this.m_drawFlags|=G};F.prototype.ClearFlags=function(G){if(G===undefined)G=0;this.m_drawFlags&=~G};F.prototype.SetSprite=function(G){this.m_ctx=G};F.prototype.GetSprite=function(){return this.m_ctx};F.prototype.SetDrawScale=function(G){if(G===undefined)G=0;this.m_drawScale=G};F.prototype.GetDrawScale=function(){return this.m_drawScale};F.prototype.SetLineThickness=function(G){if(G===
-undefined)G=0;this.m_lineThickness=G;this.m_ctx.strokeWidth=G};F.prototype.GetLineThickness=function(){return this.m_lineThickness};F.prototype.SetAlpha=function(G){if(G===undefined)G=0;this.m_alpha=G};F.prototype.GetAlpha=function(){return this.m_alpha};F.prototype.SetFillAlpha=function(G){if(G===undefined)G=0;this.m_fillAlpha=G};F.prototype.GetFillAlpha=function(){return this.m_fillAlpha};F.prototype.SetXFormScale=function(G){if(G===undefined)G=0;this.m_xformScale=G};F.prototype.GetXFormScale=function(){return this.m_xformScale};
+undefined)G=0;this.m_lineThickness=G;this.m_ctx.lineWidth=G};F.prototype.GetLineThickness=function(){return this.m_lineThickness};F.prototype.SetAlpha=function(G){if(G===undefined)G=0;this.m_alpha=G};F.prototype.GetAlpha=function(){return this.m_alpha};F.prototype.SetFillAlpha=function(G){if(G===undefined)G=0;this.m_fillAlpha=G};F.prototype.GetFillAlpha=function(){return this.m_fillAlpha};F.prototype.SetXFormScale=function(G){if(G===undefined)G=0;this.m_xformScale=G};F.prototype.GetXFormScale=function(){return this.m_xformScale};
 F.prototype.DrawPolygon=function(G,K,y){if(K){var w=this.m_ctx,A=this.m_drawScale;w.beginPath();w.strokeStyle=this._color(y.color,this.m_alpha);w.moveTo(G[0].x*A,G[0].y*A);for(y=1;y<K;y++)w.lineTo(G[y].x*A,G[y].y*A);w.lineTo(G[0].x*A,G[0].y*A);w.closePath();w.stroke()}};F.prototype.DrawSolidPolygon=function(G,K,y){if(K){var w=this.m_ctx,A=this.m_drawScale;w.beginPath();w.strokeStyle=this._color(y.color,this.m_alpha);w.fillStyle=this._color(y.color,this.m_fillAlpha);w.moveTo(G[0].x*A,G[0].y*A);for(y=
 1;y<K;y++)w.lineTo(G[y].x*A,G[y].y*A);w.lineTo(G[0].x*A,G[0].y*A);w.closePath();w.fill();w.stroke()}};F.prototype.DrawCircle=function(G,K,y){if(K){var w=this.m_ctx,A=this.m_drawScale;w.beginPath();w.strokeStyle=this._color(y.color,this.m_alpha);w.arc(G.x*A,G.y*A,K*A,0,Math.PI*2,true);w.closePath();w.stroke()}};F.prototype.DrawSolidCircle=function(G,K,y,w){if(K){var A=this.m_ctx,U=this.m_drawScale,p=G.x*U,B=G.y*U;A.moveTo(0,0);A.beginPath();A.strokeStyle=this._color(w.color,this.m_alpha);A.fillStyle=
 this._color(w.color,this.m_fillAlpha);A.arc(p,B,K*U,0,Math.PI*2,true);A.moveTo(p,B);A.lineTo((G.x+y.x*K)*U,(G.y+y.y*K)*U);A.closePath();A.fill();A.stroke()}};F.prototype.DrawSegment=function(G,K,y){var w=this.m_ctx,A=this.m_drawScale;w.strokeStyle=this._color(y.color,this.m_alpha);w.beginPath();w.moveTo(G.x*A,G.y*A);w.lineTo(K.x*A,K.y*A);w.closePath();w.stroke()};F.prototype.DrawTransform=function(G){var K=this.m_ctx,y=this.m_drawScale;K.beginPath();K.strokeStyle=this._color(16711680,this.m_alpha);