我给你如下代码。
在我的基础上。帮我看看、谢谢。
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default2.aspx.cs" Inherits="Default2" %><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312" /><title>无标题文档</title><script language="javascript" type="text/javascript">function alertWin(title, msg, w, h){ var selObj=document.getElementsByTagName("select"); for(var i=0;i<selObj.length;i++) { selObj[i].disabled=true; } var titleheight = "22px"; // 提示窗口标题高度 var bordercolor = "#666699"; // 提示窗口的边框颜色 var titlecolor = "#FFFFFF"; // 提示窗口的标题颜色 var titlebgcolor = "#666699"; // 提示窗口的标题背景色 var bgcolor = "#FFFFFF"; // 提示内容的背景色 var iWidth = document.documentElement.clientWidth; var iHeight = document.documentElement.clientHeight; //创建div var bgObj = document.createElement("div"); bgObj.id = "BgDiv"; bgObj.style.cssText = "position:absolute;left:0px;top:0px;width:"+iWidth+"px;height:"+Math.max(document.body.clientHeight, iHeight)+"px;filter:Alpha(Opacity=30);opacity:0.3;background-color:#000000;z-index:101;"; document.body.appendChild(bgObj); //创建div var msgObj=document.createElement("div"); msgObj.id = "MsgDiv"; msgObj.style.cssText = "position:absolute;font:11px '宋体';top:"+(iHeight-h)/2+"px;left:"+(iWidth-w)/2+"px;width:"+w+"px;height:"+h+"px;text-align:center;border:1px solid "+bordercolor+";background-color:"+bgcolor+";padding:1px;line-height:22px;z-index:103;"; document.body.appendChild(msgObj); //向div中添加table var table = document.createElement("table"); msgObj.appendChild(table); table.style.cssText = "margin:0px;border:0px;padding:0px;"; table.cellSpacing = 0; var tr = table.insertRow(-1); var titleBar = tr.insertCell(-1); titleBar.style.cssText = "width:100%;height:"+titleheight+"px;text-align:left;padding:3px;margin:0px;font:bold 13px '宋体';color:"+titlecolor+";border:1px solid " + bordercolor + ";cursor:move;background-color:" + titlebgcolor; titleBar.style.paddingLeft = "10px"; titleBar.innerHTML = title; //创建框架 var mask = document.createElement("iframe"); mask.id="PageDip" //src链接 mask.src="javascript:false"; mask.scrolling="no"; mask.frameborder="0"; mask.style.position="absolute"; mask.style.zIndex=msgObj.style.zIndex-1; mask.style.top=msgObj.style.top; mask.style.left=msgObj.style.left; mask.style.width=msgObj.style.width; mask.style.height=msgObj.style.height; document.body.appendChild(mask); var moveX = 0; var moveY = 0; var moveTop = 0; var moveLeft = 0; var moveable = false; var docMouseMoveEvent = document.onmousemove; var docMouseUpEvent = document.onmouseup; titleBar.onmousedown = function() { var evt = getEvent(); moveable = true; //x坐标 moveX = evt.clientX; //y坐标 moveY = evt.clientY; //上距离 moveTop = parseInt(msgObj.style.top); //左距离 moveLeft = parseInt(msgObj.style.left); //移动事件 document.onmousemove = function(o) { if (moveable) { var evt = getEvent(); var x = moveLeft + evt.clientX - moveX; var y = moveTop + evt.clientY - moveY; if ( x > 0 &&( x + w < iWidth) && y > 0 && (y + h < iHeight) ) { msgObj.style.left = x + "px"; msgObj.style.top = y + "px"; mask.style.left=msgObj.style.left; mask.style.top=msgObj.style.top; } } }; document.onmouseup = function () { if (moveable) { document.onmousemove = docMouseMoveEvent; document.onmouseup = docMouseUpEvent; moveable = false; moveX = 0; moveY = 0; moveTop = 0; moveLeft = 0; } }; } var closeBtn = tr.insertCell(-1); closeBtn.style.cssText = "cursor:pointer; padding:2px;background-color:" + titlebgcolor; closeBtn.innerHTML = "<span style='font-size:15pt; color:"+titlecolor+";'>×</span>"; closeBtn.onclick = function(){ document.body.removeChild(bgObj); document.body.removeChild(msgObj); document.body.removeChild(mask); var selObj=document.getElementsByTagName("select"); for(var i=0;i<selObj.length;i++) { selObj[i].disabled=false; } } var msgBox = table.insertRow(-1).insertCell(-1); msgBox.style.cssText = "font:10pt '宋体';"; msgBox.colSpan = 2; msgmsgBox.innerHTML = msg; // 获得事件Event对象，用于兼容IE和FireFox function getEvent() { return window.event || arguments.callee.caller.arguments[0]; }} function CandShow(w,h){ var titleheight = "22px"; //提示窗口标题高度 var bordercolor = "#666699"; //提示窗口的边框颜色 var titlecolor = "#FFFFFF"; //提示窗口的标题颜色 var titlebgcolor = "#666699"; var bgcolor = "#FFFFFF"; var bgObj=document.getElementById("BgDiv") var msgObj=document.getElementById("MsgDiv"); var mask=document.getElementById("PageDip"); var iWidth = document.documentElement.clientWidth; var iHeight = document.documentElement.clientHeight; if(bgObj != null&&msgObj!=null&&mask!=null) { bgObj.style.cssText = "position:absolute;left:0px;top:0px;width:"+iWidth+"px;height:"+Math.max(document.body.clientHeight, iHeight)+ "px;filter:Alpha(Opacity=30);opacity:0.3;background-color:#000000;z-index:100;"; msgObj.style.cssText = "position:absolute;font:11px '宋体';top:"+(iHeight-h) 2+"px;width:"+w+"px;height:"+h+ "px;text-align:center;border:1px solid "+bordercolor+";background-color:"+bgcolor+";padding:1px;line-height:22px;z-index:102;"; mask.style.zIndex=msgObj.style.zIndex-1; mask.style.top=msgObj.style.top; mask.style.left=msgObj.style.left; mask.style.width=msgObj.style.width; mask.style.height=msgObj.style.height; }}</script></head><body onresize="CandShow(300,200)"><p> <input type="button" value="点这里" onclick="alertWin('标题','这里是内容',300,200);" /></p><p> <select> <option>1</option> </select> <br/><br/><br/><br/> <select> <option>2</option> </select> <br/><br/><br/><br/> <select> <option>3</option> </select> <br/><br/><br/><br/> <select> <option>4</option> </select></p><p><br/> <br/><br/></p></body></html>
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