mxToolbar.prototype.addSwitchMode=function(a,b,c,d,e){var f=document.createElement("img");f.initialClassName=e||"mxToolbarMode";f.className=f.initialClassName;f.setAttribute("src",b);f.altIcon=d;null!=a&&f.setAttribute("title",a);mxEvent.addListener(f,"click",mxUtils.bind(this,function(g){g=this.selectedMode.altIcon;null!=g?(this.selectedMode.altIcon=this.selectedMode.getAttribute("src"),this.selectedMode.setAttribute("src",g)):this.selectedMode.className=this.selectedMode.initialClassName;this.updateDefaultMode&&