cfe.module.radio=new Class({Extends:cfe.module.checkbox,type:"Radiobutton",selector:"input[type=radio]",createOriginal:function(){return new Element("input",{type:"radio",checked:this.options.checked})},initializeAdv:function(){this.parent();if(!(Browser.Engine.trident||Browser.Engine.gecko)){this.o.addEvent("click",this.update.bind(this))}},check:function(){this.parent();$$('input[clearName="'+this.o.getProperty("clearName")+'"]').each(function(a){if(a!=this.o){a.retrieve("cfe").uncheck()}}.bind(this))}});