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1¡¢ÔÚDOMÖУ¬Ö±½ÓÓÃonXXX="fun();"½øÐа󶨠
2¡¢ÔÚJavascript´úÂëÖÐÓà DOM¶ÔÏó.onXXX=fun ½øÐаó¶¨
3¡¢Óà DOM¶ÔÏó.attachEvent("onXXX",fun) ½øÐаó¶¨
4¡¢ÓÃ<script for="domId" event="onXXX">fun();</script> ½øÐаó¶¨
<html>
<head>
<title>event test</title>
</head>
<body onload="init()">
<!-- °ó¶¨·½Ê½Ò»:ÔÚÔªËØÖУ¬Í¨¹ýonXXX£¨Ê¼þ£©ÉèÖð󶨷½·¨ -->
<button id="btn1" onclick="display()" >°ó¶¨·½Ê½Ò»</button>
<!-- °ó¶¨·½Ê½¶þ£ºÔÚJavascript´úÂëÖУ¬Í¨¹ý»ñµÃÔªËØ£¬ÎªÔªËصÄonXXX£¨Ê¼þ£©ÉèÖð󶨷½·¨ -->
<button id="btn2">°ó¶¨·½Ê½¶þ</button>
<!-- °ó¶¨·½Ê½Èý£ºÍ¨¹ýfor¡¢eventÎªÔªËØ°ó¶¨Ê¼þ£¨IE4+£©¡£forºóÃæÊÇÔªËØid£¬eventÊǾßÌåʼþ -->
<button id="btn3">°ó¶¨·½Ê½Èý</button>
<!-- °ó¶¨·½Ê½ËÄ£ºÍ¨¹ýattachEventÎªÔªËØ°ó¶¨Ê¼þ£¨IE5+£©¡£µÚÒ»¸ö²ÎÊýÊÇʼþÃû£¬µÚ¶þ¸ö²ÎÊýÊǰ󶨵ķ½·¨ -->
<button id="btn4">°ó¶¨·½Ê½ËÄ</button>
</body>
</html>
<script type="text/javascript">
function init() {
document.getElementById("btn2").onclick = display;//Ϊbutton2°ó¶¨Ê¼þ
document.getElementById("btn4").attachEvent("onclick", display);//Ϊbutton4°ó¶¨Ê¼þ
}
function display(event) {
var targ;//´¥·¢Ê¼þµÄ¶ÔÏóÒýÓÃ
if (!event) {
var event = window.event;//»ñµÃµ±Ç°Ê¼þ(IE)
}
if (event.target) {//IEûÓÐtarget
targ = evente.target;
} else if (event.srcElement) {//ÊÊÓÃÓÚIE
targ = event.srcElement;
}
//¶Ô´¥·¢Ê¼þµÄ¶ÔÏó½øÐвÙ×÷
alert(targ.tagName+"-"+targ.id+"-"+event.x+"-"+event.offsetX);
targ.disabled="disabled" ;
}
<script>
<script for="btn3" event="onclick">
display();//Ϊbutton3°ó¶¨Ê¼þ
<script>
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onclick£º µ±Óû§µã»÷ij¸


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    <div>
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