<script type="text/javascript" src="js/popdiv.js"></script>
<script type="text/javascript" src="js/jquery.js"></script>
<script type="text/javascript">
function subClick()
{
       var params = {
           uname : $("#name").val(),password : $("#pwd").val(),sex : $("#sex").val(),telphone : $("#phone").val(),address : $("#address").val()
        };
    $.ajax({
    type: "POST",url: "adduser.action",data: params,dataType:"text",//ajax返回值设置为text（json格式也可用它返回，可打印出结果，也可设置成json）
    success: function(){  
    alert("保存成功！");
    closeed('fd');return false;
    },error: function(){
     return false;
    }
    });
}

</script>

<div id="fd" style="display:none;filter:alpha(opacity=100);opacity:1;">
  <div class="contentup"> <a href="#" class="od" onclick = "closeed('fd');return false;"> 关 闭 </a>
    <div id="tittleup">ADD USER INFORMATION</div>
   <table width="500" align="center">
			<tr height="26px">
				<td width="150px" align="right">UNAME</td>
				<td width="350px">
					<input type="hidden" name="param" value="1"/>
					<input type="text"  name="user.uname" value="${user.uname }" id="name"/>
				</td>
			</tr>
			<tr height="26px">
				<td align="right">PASSWORD</td>
				<td><input type="password"  name="user.password" value="${user.password }" id="pwd"/></td>
			</tr>
			<tr height="26px">
				<td align="right">SEX</td>
				<td>
					<select name="user.sex" id="sex">
						<option value="male">male</option>
						<option value="female">female</option>
					</select>
				</td>
			</tr>
			<tr height="26px">
				<td align="right">TELPHONE</td>
				<td><input type="text"  name="user.telphone" value="${user.telphone }" id="phone"/></td>
			</tr>
			<tr height="26px">
				<td align="right">ADDRESS</td>
				<td><input type="text"  name="user.address" value="${user.address }" id="address"/></td>
			</tr>
			<tr height="26px">
				<td colspan="2"  align="center" width="500">
					<input type="button" value="Save" onclick="subClick()"/>
					<input type="button" value="Back" onclick="window.history.back(-1)"/>
				</td>
			</tr>
		</table>
  </div>
</div>

popdiv.js

 var prox;
 var proy;
 var proxc;
 var proyc;
var isIe=(document.all)?true:false;
function setSelectState(state)
{
var objl=document.getElementsByTagName('select');
for(var i=0;i<objl.length;i++)
{
objl[i].style.visibility=state;
}
}
function mousePosition(ev)
{
if(ev.pageX || ev.pageY)
{
return {x:ev.pageX,y:ev.pageY};
}
return {
x:ev.clientX + document.body.scrollLeft - document.body.clientLeft,y:ev.clientY + document.body.scrollTop - document.body.clientTop
};
}
//关闭窗口
function closeWindow()
{
if(document.getElementById('back')!=null)
{
document.getElementById('back').parentNode.removeChild(document.getElementById('back'));
}
if(document.getElementById('mesWindow')!=null)
{
document.getElementById('mesWindow').parentNode.removeChild(document.getElementById('mesWindow'));
}
if(isIe){
setSelectState('');}
}
 function show(id,ev){/*--打开--*/
closeWindow();
var bWidth=parseInt(document.documentElement.scrollWidth);
var bHeight=parseInt(document.documentElement.scrollHeight)<592?592:parseInt(document.documentElement.scrollHeight);
if(isIe){
setSelectState('hidden');}
var back=document.createElement("div");
back.id="back";
var styleStr="top:0px;left:0px;position:absolute;background:#666;width:"+bWidth+"px;height:"+bHeight+"px;";
styleStr+=(isIe)?"filter:alpha(opacity=40);":"opacity:0.40;";
back.style.cssText=styleStr;
document.body.appendChild(back);

 clearInterval(prox);
 clearInterval(proy);
 clearInterval(proxc);
 clearInterval(proyc);
 var o = document.getElementById(id);
 o.style.display = "block";
 o.style.width = "1px";
 o.style.height = "1px"; 
 prox = setInterval(function(){openx(o,500)},10);

 } 
 function openx(o,x){/*--打开x--*/
 var cx = parseInt(o.style.width);
 if(cx < x)
 {
 o.style.width = (cx + Math.ceil((x-cx)/5)) +"px";
 }
 else
 {
 clearInterval(prox);
 proy = setInterval(function(){openy(o,300)},10);
 }
 } 
 function openy(o,y){/*--打开y--*/ 
 var cy = parseInt(o.style.height);
 if(cy < y)
 {
 o.style.height = (cy + Math.ceil((y-cy)/5)) +"px";
 }
 else
 {
 clearInterval(proy); 
 }
 } 
 function closeed(id){/*--关闭--*/
closeWindow();
 clearInterval(prox);
 clearInterval(proy);
 clearInterval(proxc);
 clearInterval(proyc); 
 var o = document.getElementById(id);
 if(o.style.display == "block")
 {
 proyc = setInterval(function(){closey(o)},10); 
 } 
 } 
 function closey(o){/*--打开y--*/ 
 var cy = parseInt(o.style.height);
 if(cy > 0)
 {
 o.style.height = (cy - Math.ceil(cy/5)) +"px";
 }
 else
 {
 clearInterval(proyc); 
 proxc = setInterval(function(){closex(o)},10);
 }
 } 
 function closex(o){/*--打开x--*/
 var cx = parseInt(o.style.width);
 if(cx > 0)
 {
 o.style.width = (cx - Math.ceil(cx/5)) +"px";
 }
 else
 {
 clearInterval(proxc);
 o.style.display = "none";
 }
 } 
 
 
 /*-------------------------鼠标拖动---------------------*/ 
 var od = document.getElementById("fd"); 
 var dx,dy,mx,my,mouseD;
 var odrag;
 var isIE = document.all ? true : false;
 document.onmousedown = function(e){
 var e = e ? e : event;
 if(e.button == (document.all ? 1 : 0))
 {
 mouseD = true; 
 }
 }
 document.onmouseup = function(){
 mouseD = false;
 odrag = "";
 if(isIE)
 {
 od.releaseCapture();
 od.filters.alpha.opacity = 100;
 }
 else
 {
 window.releaseEvents(od.MOUSEMOVE);
 od.style.opacity = 1;
 } 
 }
 
 
 //function readyMove(e){ 
 od.onmousedown = function(e){
 odrag = this;
 var e = e ? e : event;
 if(e.button == (document.all ? 1 : 0))
 {
 mx = e.clientX;
 my = e.clientY;
 od.style.left = od.offsetLeft + "px";
 od.style.top = od.offsetTop + "px";
 if(isIE)
 {
 od.setCapture(); 
 od.filters.alpha.opacity = 50;
 }
 else
 {
 window.captureEvents(Event.MOUSEMOVE);
 od.style.opacity = 0.5;
 }
 
 //alert(mx);
 //alert(my);
 
 } 
 }
 document.onmousemove = function(e){
 var e = e ? e : event;
 
 //alert(mrx);
 //alert(e.button); 
 if(mouseD==true && odrag)
 { 
 var mrx = e.clientX - mx;
 var mry = e.clientY - my; 
 od.style.left = parseInt(od.style.left) +mrx + "px";
 od.style.top = parseInt(od.style.top) + mry + "px"; 
 mx = e.clientX;
 my = e.clientY;
 
 }
 }
function showBackground(obj,endInt)
{
obj.filters.alpha.opacity+=1;
if(obj.filters.alpha.opacity<endInt)
{
setTimeout(function(){showBackground(obj,endInt)},8);
}
}