日期:2014-05-16  浏览次数:20401 次

js 动态添加onload事件
<HTML> 
<HEAD> 
<TITLE> New Document </TITLE> 
</HEAD> 
<BODY onload="alert('load')" onclick="alert('click');"> 
<SCRIPT LANGUAGE="JavaScript"> 
<!-- 
alert(window.onload) 
alert(document.body.onload) 
window.onload = function(){alert("改写后的onload");} 
//--> 
</SCRIPT> 
<SCRIPT LANGUAGE="JavaScript"> 
<!-- 
window.attachEvent("onload", function(){alert('继承onload');}) 
//--> 
</SCRIPT> 
</BODY> 
</HTML> 

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