JavaScript 事件绑定的通用方法与属性绑定详解

<!DOCTYPE html>
<html>
  <head>
    <meta charset="UTF-8">
    <title></title>
  </head>
  <body>
    <p id="p1">测试添加事件：firefox使用addEventListener,ie使用attachEvent<br>
    点击此p标签，绑定了2个弹出事件</p>
    <script>
      function test1() {
        alert("test1");
      }
      function test2(){
        alert("test2");
      }
      //添加事件通用方法
      function addEvent(element,e,fn) {
        //firefox使用addEventListener，来添加事件
        if(element.addEventListener) {
          element.addEventListener(e,fn,false);
        }
        //ie使用attachEvent，来添加事件
        else {
          element.attachEvent("on"+e,fn);
        }
      }
      window.onload = function(){
        var element = document.getElementById("p1");
        addEvent(element,"click",test1);
        addEvent(element,"click",test2);
      }
    </script>
  </body>
</html>

<?xml version="1.0" encoding="UTF-8" ?> 
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 
<html xmlns="http://www.w3.org/1999/xhtml"> 
<head> 
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> 
<title>JS事件绑定</title> 
<script type="text/javascript"> 
  window.onload=function(){ 
   var k=document.getElementById('k').onclick=function(event){ 
   var jj=document.getElementById('jj'); 
     jj.style.top=event.clientX+'px'; 
     jj.style.left=event.clientY+'px'; 
   } 
  }  
   
</script> 
<style> 
  #k{width:60px;height:80px; background-color:#80ffff;} 
  #jj{width:60px ;height:80px;background-color:#ffff00;z-index:1000;position:absolute;} 
</style> 
</head> 
<body> 
<div id="k"></div> 
<div id="jj"></div>  
</body> 
</html>