<html ><head id="Head1" runat="server"> <title>宿舍评分管理</title>
<script language="javascript">
function aEvent() {
var oBtn = document.all['oBtn']; oBtn.attachEvent('onclick', sText);
} function dEvent() { var oBtn = document.all['oBtn']; oBtn.detachEvent('onclick', sText); } function sText() { window.alert('看到效果了吗^^');
}</script></head><body class ="csBody"><button id="oBtn">点击我查看效果</button><button onclick="aEvent();">添加事件</button><button onclick="dEvent();">取消事件</button></body></html>
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