js监听事件

////		监听事件 监听使用各种浏览器
//		var p1 = document.getElementById("p1");
////		监听事件
//		eventUtil.addEvent(p1,"click",p1Fun);
////		移除事件
//      eventUtil.deleteEvent(p1,"click",p1Fun);
//
//		 var p1Fun = function(){
//		 	alert("p1")
//		 }
//	


var eventUtil = {
		  addEvent:function(element,type,handle){
             if(element.addEventListener){
             	element.addEventListener(type,handle,false);
             }else if(element.attachEvent){
             	var newType = "on" + type;
             	element.attachEvent(newType,handle,false)            	
             }else{
             	 var newType = "on" + type;           	 
             	 element[newType] = handle;
             }
		   }
			,
		   deleteEvent:function(element,type,handle){
		   	if(element.removeEventListener){
             	element.removeEventListener(type,handle,false);
             }else if(element.detachEvent){
             	var newType = "on" + type;
             	element.detachEvent(newType,handle,false)            	
             }else{
             	 var newType = "on" + type;           	 
             	 element[newType] = null;
             }
		    }
		   };