(function($){$.fn.backgroundCanvas=function(){$(this).each
(function(){var $this=$(this);$this.css("background-color","transparent");$this.css("border-color","transparent");if($.browser.msie)
{$this.wrapInner('<div class="jbgContentDiv" style="width:100%; height:100%; display:block; position:relative; z-index:2;"><\/div>');var divElement=document.createElement('div');divElement.className="jbgCanvasDiv";divElement.style.position="relative";divElement.style.display="block";divElement.style.height="0px";divElement.style.width="0px";divElement.style.top="0px";divElement.style.left="0px";divElement.setAttribute("z-index","0");var canvasElement=document.createElement('canvas');canvasElement.className="jbgCanvas";canvasElement.style.height="0px";canvasElement.style.width="0px";canvasElement.setAttribute("z-index","-1");canvasElement=G_vmlCanvasManager.initElement(canvasElement);$this.get(0).insertBefore(divElement,$this.get(0).firstChild);divElement.appendChild(canvasElement);}
else
{$this.wrapInner('<div class="jbgContentDiv" style="width:100%; height:100%; display:block; position:relative; z-index:2;"><\/div>');$this.prepend('<div class="jbgCanvasDiv" style="display:block; position:relative; width:0px; height:0px;  z-index:0;">'
+'<canvas class="jbgCanvas" style="width:0px; height:0px; z-index:-1;" ></canvas></div>');}});return this;};$.fn.backgroundCanvasPaint=function(paintFkt){$(this).each
(function(){var $this=$(this);var $canvasDiv=$this.children(".jbgCanvasDiv");var $canvas=$canvasDiv.children(".jbgCanvas");var $content=$this.children(".jbgContentDiv");if($canvas.length==0)
return this;var canvas=$canvas.get(0);if(!$.browser.msie)
{}
else
{if(parseInt(jQuery.browser.version)<7)
{$canvas.width('0px');$canvas.height('0px');$canvasDiv.css("width",'0px');$canvasDiv.css("height",'0px');$canvasDiv.css("margin-bottom",'0px');$canvasDiv.css("margin-right",'0px');$content.css("width",'');$content.css("height",'');}}
var width=$this.innerWidth();var height=$this.innerHeight();var outerWidth=$this.width();var outerHeight=$this.height();if(!$.browser.msie)
{$canvas.width(width+'.4px');$canvas.height(height+'.4px');}
else
{if(parseInt(jQuery.browser.version)<7)
{$content.css("width",width+'.4px');$content.css("height",height+'.4px');$canvasDiv.css("margin-bottom",'-'+outerHeight+'.4px');$canvasDiv.css("margin-right",'-'+outerWidth+'.4px');$canvasDiv.css("width",outerWidth+'.4px');$canvasDiv.css("height",outerHeight+'.4px');}}
if(canvas.getContext)
{canvas.width=width;canvas.height=height;var ctx=canvas.getContext("2d");paintFkt(ctx,width,height,canvas,$canvas,$canvasDiv,$content,$this);}
else
{alert("kontext nicht erzeugbar")}});return this;};$.canvasPaint={roundedRect:function(ctx,options){options=jQuery.extend({width:0,radius:0,border:0,stroke:false,fill:true,adjustRadius:true},options);options=jQuery.extend({x:0,y:0,height:options.width,radiusTL:options.radius,radiusTR:options.radius,radiusBL:options.radius,radiusBR:options.radius,borderL:options.border,borderR:options.border,borderT:options.border,borderB:options.border},options);if(options.adjustRadius)
{options.radiusTL=Math.max(options.radiusTL-((options.borderT+options.borderL)/2),0);options.radiusTR=Math.max(options.radiusTR-((options.borderT+options.borderR)/2),0);options.radiusBL=Math.max(options.radiusBL-((options.borderB+options.borderL)/2),0);options.radiusBR=Math.max(options.radiusBR-((options.borderB+options.borderR)/2),0);}
var x=options.x+options.borderL;var y=options.y+options.borderT;var width=options.width-options.borderL-options.borderR;var height=options.height-options.borderT-options.borderB;var kappaRradiusTL=options.radiusTL*0.3333;var kappaRradiusTR=options.radiusTR*0.3333;var kappaRradiusBL=options.radiusBL*0.3333;var kappaRradiusBR=options.radiusBR*0.3333;ctx.beginPath();ctx.moveTo(x,y+options.radiusTL);ctx.lineTo(x,y+height-options.radiusBL);ctx.bezierCurveTo(x,y+height-kappaRradiusBL,x+kappaRradiusBL,y+height,x+options.radiusBL,y+height);ctx.lineTo(x+width-options.radiusBR,y+height);ctx.bezierCurveTo(x+width-kappaRradiusBR,y+height,x+width,y+height-kappaRradiusBR,x+width,y+height-options.radiusBR);ctx.lineTo(x+width,y+options.radiusTR);ctx.bezierCurveTo(x+width,y+kappaRradiusTR,x+width-kappaRradiusTR,y,x+width-options.radiusTR,y);ctx.lineTo(x+options.radiusTL,y);ctx.bezierCurveTo(x+kappaRradiusTL,y,x,y+kappaRradiusTL,x,y+options.radiusTL);if(options.stroke)
ctx.stroke();if(options.fill)
ctx.fill();},roundTab:function(ctx,options){options=jQuery.extend({x:0,y:0,width:0,radiusLeft:0,radiusRight:0,bottomRadiusLeft:0,bottomRadiusRight:0,offsetLeft:0,offsetRight:0,border:0,stroke:false,fill:true,adjustRadius:true},options);options=jQuery.extend({height:options.width},options);if(options.adjustRadius)
{options.radiusLeft=options.radiusLeft-options.border;options.radiusRight=options.radiusRight-options.border;options.bottomRadiusLeft=options.bottomRadiusLeft-options.border;options.bottomRadiusRight=options.bottomRadiusRight-options.border;}
var x=options.x+options.border;var y=options.y+options.border;var width=options.width-options.border-options.border;var height=options.height-options.border;var hypoLeft=Math.sqrt((height*height)+(options.offsetLeft*options.offsetLeft));var hypoRight=Math.sqrt((height*height)+(options.offsetRight*options.offsetRight));ctx.beginPath();var xRadius=(options.radiusLeft*options.offsetLeft)/hypoLeft;var yRadius=(options.radiusLeft*height)/hypoLeft;var kappaRadius=options.radiusLeft*0.3333;var kappaXRadius=xRadius*0.3333;var kappaYRadius=yRadius*0.3333;ctx.moveTo(x+options.offsetLeft-xRadius,y+yRadius);ctx.bezierCurveTo(x+options.offsetLeft-kappaXRadius,y+kappaYRadius,x+options.offsetLeft+kappaRadius,y,x+options.offsetLeft+options.radiusLeft,y);var xRadius=(options.radiusRight*options.offsetRight)/hypoRight;var yRadius=(options.radiusRight*height)/hypoRight;var kappaRadius=options.radiusRight*0.3333;var kappaXRadius=xRadius*0.3333;var kappaYRadius=yRadius*0.3333;ctx.lineTo(x+width-options.offsetRight-options.radiusRight,y);ctx.bezierCurveTo(x+width-options.offsetRight-kappaRadius,y,x+width-options.offsetRight+kappaXRadius,y+kappaYRadius,x+width-options.offsetRight+xRadius,y+yRadius);var xRadius=(options.bottomRadiusRight*options.offsetRight)/hypoRight;var yRadius=(options.bottomRadiusRight*height)/hypoRight;var kappaRadius=options.bottomRadiusRight*0.3333;var kappaXRadius=xRadius*0.3333;var kappaYRadius=yRadius*0.3333;ctx.lineTo(x+width-xRadius,y+height-yRadius);ctx.bezierCurveTo(x+width-kappaXRadius,y+height-kappaYRadius,x+width+kappaRadius,y+height,x+width+options.bottomRadiusRight,y+height);var xRadius=(options.bottomRadiusLeft*options.offsetLeft)/hypoLeft;var yRadius=(options.bottomRadiusLeft*height)/hypoLeft;var kappaRadius=options.bottomRadiusLeft*0.3333;var kappaXRadius=xRadius*0.3333;var kappaYRadius=yRadius*0.3333;ctx.lineTo(x-options.bottomRadiusLeft,y+height);ctx.bezierCurveTo(x-kappaRadius,y+height,x+kappaXRadius,y+height-kappaYRadius,x+xRadius,y+height-yRadius);if(options.stroke)
ctx.stroke();if(options.fill)
ctx.fill();}};})(jQuery)