<html>
<head> <script>var dragapproved=false
var minrestore=0 //该变量表示窗口目前的状态，0表示初始化状态，1表示最大化状态 var initialwidth,initialheight //若Client浏览器为IE5.0以上版本的 var ie5=document.all&&document.getElementById //若Client浏览器为NetsCape6。0版本以上的 var ns6=document.getElementById&&!document.allfunction iecompattest(){
return (!window.opera && document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body }function drag_drop(e){
if (ie5&&dragapproved&&event.button==1){ document.getElementById("dwindow").style.left=tempx+event.clientX-offsetx+"px" document.getElementById("dwindow").style.top=tempy+event.clientY-offsety+"px" } else if (ns6&&dragapproved){ document.getElementById("dwindow").style.left=tempx+e.clientX-offsetx+"px" document.getElementById("dwindow").style.top=tempy+e.clientY-offsety+"px" } }function initializedrag(e){
offsetx=ie5? event.clientX : e.clientX offsety=ie5? event.clientY : e.clientY document.getElementById("dwindowcontent").style.display="none" //此句代码可不要 tempx=parseInt(document.getElementById("dwindow").style.left) tempy=parseInt(document.getElementById("dwindow").style.top)dragapproved=true
document.getElementById("dwindow").οnmοusemοve=drag_drop }function loadwindow(url,width,height){
if (!ie5&&!ns6) //若不为IE或Netscpae浏览器，则使用一般的Window.open进行弹出窗口处理 window.open(url,"","width=width,height=height,scrollbars=1") else{ document.getElementById("dwindow").style.display='' document.getElementById("dwindow").style.width=initialwidth=width+"px" document.getElementById("dwindow").style.height=initialheight=height+"px" document.getElementById("dwindow").style.left="30px" document.getElementById("dwindow").style.top=ns6? window.pageYOffset*1+30+"px" : iecompattest().scrollTop*1+30+"px" document.getElementById("cframe").src=url } }function maximize(){
if (minrestore==0){ minrestore=1 //maximize window document.getElementById("maxname").setAttribute("src","restore.gif") document.getElementById("dwindow").style.width=ns6? window.innerWidth-20+"px" : iecompattest().clientWidth+"px" document.getElementById("dwindow").style.height=ns6? window.innerHeight-20+"px" : iecompattest().clientHeight+"px" } else{ minrestore=0 //restore window document.getElementById("maxname").setAttribute("src","max.gif") document.getElementById("dwindow").style.width=initialwidth document.getElementById("dwindow").style.height=initialheight } document.getElementById("dwindow").style.left=ns6? window.pageXOffset+"px" : iecompattest().scrollLeft+"px" document.getElementById("dwindow").style.top=ns6? window.pageYOffset+"px" : iecompattest().scrollTop+"px" }function closeit(){
document.getElementById("dwindow").style.display="none"}
function stopdrag(){
dragapproved=false; document.getElementById("dwindow").οnmοusemοve=null; document.getElementById("dwindowcontent").style.display="" //extra }</script>
</head><body>
<div id="dwindow" style="position:absolute;background-color:#EBEBEB;cursor:hand;left:0px;top:0px;display:none" onMousedown="initializedrag(event)" onMouseup="stopdrag()" onSelectStart="return false">
<div align="right" style="background-color:navy"> <img src="max.gif" id="maxname" onClick="maximize()"> <img src="close.gif" onClick="closeit()"></div> <div id="dwindowcontent" style="height:100%"> <iframe id="cframe" src="" width=100% height=100%></iframe> </div> </div><input type="button" value="弹出窗口" οnclick='loadwindow("1_2006_11_2.htm",300,200);'>
</body> </html> 转自:http://www.cnblogs.com/prince1985s/archive/2006/12/12/589699.aspx