mxSvgCanvas2D.prototype.createClipPathId=function(a){a="mx-clippath-"+a.replace(/[^a-zA-Z0-9]+/g,"-");for(var b="-"==a.charAt(a.length-1)?"":"-",c=0,d=a+b+c;null!=document.getElementById(d);)d=a+b+ ++c;return d};