iframe实现鼠标拖动改变其大小在一个页面中的两个iframe的情况下，此方法相当实用，感兴趣的各位不妨参考下，或许对你有所帮助
复制代码 代码如下:
<%@ Page Language="vb" AutoEventWireup="false" Codebehind="WebForm4.aspx.vb" Inherits="HIG_Receipt.WebForm4"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html>
<head>
<title>WebForm4</title>
<meta content="Microsoft Visual Studio .NET 7.1">
<meta content="Visual Basic .NET 7.1">
<meta name=vs_defaultClientScript content="JavaScript">
<meta name=vs_targetSchema content="http://schemas.microsoft.com/intellisense/ie5">
<style type=text/css >
.resizeDivClass{
width:3px;
margin:0px 0 0px 0;
background:#ffff33;
border:5px;
cursor:e-resize;
</style>
<script type=text/javascript language =javascript >
var mousedown=false;
var aaa;
function down() {
mousedown=true;
aaa=event.clientX-td1.offsetWidth;
event.srcElement.setCapture();
}
function move() {
if(mousedown==true){
td1.style.width=Math.max(1,event.clientX-aaa);
}
}
function up() {
event.srcElement.releaseCapture();
mousedown=false;
}
</script>
</head>
<body MS_POSITIONING="GridLayout" >
<TABLE >
<tr>
<td >
第一个iframe
<iframe src="" frameBorder="0">
</iframe>
</td>
<td onmousedown="down()" onmousemove="move()" onmouseup="up()">
</td>
<td >
第二个iframe
<iframe src="" frameBorder="0">
</iframe>
</td>
</td>
</table>
</body>
</html>
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