mxSvgCanvas2D.prototype.setLink=function(a,b){if(null==a)this.root=this.originalRoot;else{this.originalRoot=this.root;var c=this.createElement("a");null==c.setAttributeNS||this.root.ownerDocument!=document&&null==document.documentMode?c.setAttribute("xlink:href",a):c.setAttributeNS(mxConstants.NS_XLINK,"xlink:href",a);null!=b&&c.setAttribute("target",b);this.root.appendChild(c);this.root=c}};