用层模拟的小窗口

<html>
<head>
<title>_xWin</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<META NAME="Description" CONTENT="http://www.51windows.Net">
<style type='text/css'>
<!--
body{font-size:12px;}
a:visited{text-decoration:none;color:slategray;}
a:hover{text-decoration:underline;color:slategray;}
a:link{text-decoration:none;color:slategray;}
-->
</style>
<script language=JScript>
<!--
//可以打包为js文件;
var x0=0,y0=0,x1=0,y1=0;
var offx=6,offy=6;
var moveable=false;
var hover='orange',normal='#336699';//color;
var index=10000;//z-index;
//开始拖动;
function startDrag(obj)
{
	if(event.button==1)
	{
		//锁定标题栏;
		obj.setCapture();
		//定义对象;
		var win = obj.parentNode;
		var sha = win.nextSibling;
		//记录鼠标和层位置;
		x0 = event.clientX;
		y0 = event.clientY;
		x1 = parseInt(win.style.left);
		y1 = parseInt(win.style.top);
		//记录颜色;
		normal = obj.style.backgroundColor;
		//改变风格;
		obj.style.backgroundColor = hover;
		win.style.borderColor = hover;
		obj.nextSibling.style.color = hover;
		sha.style.left = x1 + offx;
		sha.style.top  = y1 + offy;
		moveable = true;
	}
}
//拖动;
function drag(obj)
{
	if(moveable)
	{
		var win = obj.parentNode;
		var sha = win.nextSibling;
		win.style.left = x1 + event.clientX - x0;
		win.style.top  = y1 + event.clientY - y0;
		sha.style.left = parseInt(win.style.left) + offx;
		sha.style.top  = parseInt(win.style.top) + offy;
	}
}
//停止拖动;
function stopDrag(obj)
{
	if(moveable)
	{
		var win = obj.parentNode;
		var sha = win.nextSibling;
		var msg = obj.nextSibling;
		win.style.borderColor     = normal;
		obj.style.backgroundColor = normal;
		msg.style.color           = normal;
		sha.style.left = obj.parentNode.style.left;
		sha.style.top  = obj.parentNode.style.top;
		obj.releaseCapture();
		moveable = false;
	}
}
//获得焦点;
function getFocus(obj)
{
	if(obj.style.zIndex!=index)
	{
		index = index + 2;
		var idx = index;
		obj.style.zIndex=idx;
		obj.nextSibling.style.zIndex=idx-1;
	}
}
//最小化;
function min(obj)
{
	var win = obj.parentNode.parentNode;
	var sha = win.nextSibling;
	var tit = obj.parentNode;
	var msg = tit.nextSibling;
	var flg = msg.style.display=="none";
	if(flg)
	{
		win.style.height  = parseInt(msg.style.height) + parseInt(tit.style.height) + 2*2;
		sha.style.height  = win.style.height;
		msg.style.display = "block";
		obj.innerHTML = "0";
	}
	else
	{
		win.style.height  = parseInt(tit.style.height) + 2*2;
		sha.style.height  = win.style.height;
		obj.innerHTML = "2";
		msg.style.display = "none";
	}
}
//创建一个对象;
function xWin(id,w,h,l,t,tit,msg)
{
	index = index+2;
	this.id      = id;
	this.width   = w;
	this.height  = h;
	this.left    = l;
	this.top     = t;
	this.zIndex  = index;
	this.title   = tit;
	this.message = msg;
	this.obj     = null;
	this.bulid   = bulid;
	this.bulid();
}
//初始化;
function bulid()
{
	var str = ""
		+ "<div id=xMsg" + this.id + " "
		+ "style='"
		+ "z-index:" + this.zIndex + ";"
		+ "width:" + this.width + ";"
		+ "height:" + this.height + ";"
		+ "left:" + this.left + ";"
		+ "top:" + this.top + ";"
		+ "background-color:" + normal + ";"
		+ "color:" + normal + ";"
		+ "font-size:8pt;"
		+ "font-family:Tahoma;"
		+ "position:absolute;"
		+ "cursor:default;"
		+ "border:2px solid " + normal + ";"
		+ "' "
		+ "onmousedown='getFocus(this)'>"
			+ "<div "
			+ "style='"
			+ "background-color:" + normal + ";"
			+ "width:" + (this.width-2*2) + ";"
			+ "height:20;"
			+ "color:white;"
			+ "' "
			+ "onmousedown='startDrag(this)' "
			+ "onmouseup='stopDrag(this)' "
			+ "onmousemove='drag(this)' "
			+ "ondblclick='min(this.childNodes[1])'"
			+ ">"
				+ "<span style='width:" + (this.width-2*12-4) + ";padding-left:3px;'>" + this.title + "</span>"
				+ "<span style='width:12;border-width:0px;color:white;font-family:webdings;' onclick='min(this)'>0</span>"
				+ "<span style='width:12;border-width:0px;color:white;font-family:webdings;' onclick='ShowHide(\""+this.id+"\",null)'>r</span>"
			+ "</div>"
				+ "<div style='"
				+ "width:100%;"
				+ "height:" + (this.height-20-4) + ";"
				+ "background-color:white;"
				+ "line-height:14px;"
				+ "word-break:break-all;"
				+ "padding:3px;"
				+ "'>" + this.message + "</div>"
		+ "</div>"
		+ "<div id=xMsg" + this.id + "bg style='"
		+ "width:" + this.width + ";"
		+ "height:" + this.height + ";"
		+ "top:" + this.top + ";"
		+ "left:" + this.left + ";"
		+ "z-index:" + (this.zIndex-1) + ";"
		+ "position:absolute;"
		+ "background-color:black;"
		+ "filter:alpha(opacity=40);"
		+ "'></div>";
	document.body.insertAdjacentHTML("beforeEnd",str);
}
//显示隐藏窗口
function ShowHide(id,dis){
	var bdisplay = (dis==null)?((document.getElementById("xMsg"+id).style.display=="")?"none":""):dis
	document.getElementById("xMsg"+id).style.display = bdisplay;
	document.getElementById("xMsg"+id+"bg").style.display = bdisplay;
}
//modify by haiwa @ 2005-7-14 
//http://www.51windows.Net
//-->
</script>

<script language='JScript'>
<!--
function initialize()
{
	var a = new xWin("1",160,200,200,200,"窗口1","xWin <br> A Cool Pop Div Window<br>Version:1.0<br>2002-8-13");
	var b = new xWin("2",240,200,100,100,"窗口2","Welcome to visited my personal website:<br><a href=http://www14.brinkster.com/wildcity target=_blank>http://wildcity.126.com</a><br>and u can also sign my guestbook at:<br><a href=http://www14.brinkster.com/wildcity/gbook target=_blank>http://wildcity.126.com/gbook</a><br><br>thx!!! =)...");
	var c = new xWin("3",200,160,250,50,"窗口3","Copyright by <a href='mailto:wildwind_zz@21cn.com'>Wildwind</a>!");
	ShowHide("1","none");//隐藏窗口1
}
window.onload = initialize;
//-->
</script>
</head>
<base target="_blank">
<body onselectstart='return false' oncontextmenu='return false' >
<a onclick="ShowHide('1',null);return false;" href="">窗口1</a>
<a onclick="ShowHide('2',null);return false;" href="">窗口2</a>
<a onclick="ShowHide('3',null);return false;" href="">窗口3</a>
</body>
</html>