仿CSDN右下角悬挂的浮动层效果

<!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=UTF-8" /> 
<title>ads</title> 
<style type="text/css"> 
body{ 
font-size:12px; 
margin:0px; 
} 
/**for ads**/ 
h1{ 
font-size:14px; 
} 
.ads{ 
margin:0px auto; 
width:325px; 
height:190px; 
border:1px solid #ddd; 
} 
</style> 
</head>

<body> 
<h2>CSDN右下角悬挂效果</h2> 
 
<style type="text/css"> 
#ads_14{ 
float:right; 
font-family: verdana,sans-serif; 
} 
#ads_14 H6 
{ 
width:282px; 
height:27px; 
padding:0px; 
margin:0px; 
background:url(images/skin/bg.gif) no-repeat; 
} 
#ads_14 #drag 
{ 
cursor:move; 
} 
#ads_14 #head 
{ 
float:right; 
width:45px; 
height:27px; 
line-height:27px; 
cursor:pointer; 
} 
#msg_top 
{ 
width:279px; 
height:105px; 
border-left:#CDCDCD 1px solid; 
border-right:#CDCDCD 1px solid; 
} 
ul 
{ 
padding:0px; 
margin:0px; 
list-style:none; 
} 
.msg_top_left 
{ 
float:left; 
width:80px; 
height:105px; 
padding-right:10px; 
border-bottom:#CDCDCD 1px dashed; 
} 
.msg_top_right 
{ 
float:left; 
width:175px; 
height:105px; 
padding-left:10px; 
border-bottom:#CDCDCD 1px dashed; 
} 
.msg_top_right a 
{ 
font-size:12px; 
text-decoration:none; 
line-height:20px; 
} 
#msg_buttom 
{ 
width:279px; 
height:100px; 
border-left:#CDCDCD 1px solid; 
border-right:#CDCDCD 1px solid; 
border-bottom:#CDCDCD 1px solid; 
} 
#msg_buttom ul 
{ 
float:left; 
width:120px; 
height:102px; 
line-height:20px; 
padding:5px; 
} 
</style> 
<div id="ads_14" class="ads_14"> 
<h6 id="drag"><div id="head"><em><img id="small" src="https://www.gxlcms.com/images/skin/small.gif" border="0"></em><em>   </em><em><img id="close" src="https://www.gxlcms.com/images/skin/close.gif" border="0"></em></div></h6> 
<div id="msg_top"> 
<ul class="msg_top_left"> 
<li> 
<img src="https://www.gxlcms.com/images/skin/untitled.bmp"> 
</li> 
</ul> 
<ul class="msg_top_right"> 
<LI>微软启动最严厉反盗版验证</LI> 
<LI>Mozilla建开发者工具实验室</LI> 
<LI>Google Apps安全漏洞揭秘</LI> 
<LI>微软发布Silverlight2 </LI> 
<LI>WinHEC邀您一起揭开Window</LI> 
</ul> 
</div> 
<div id="msg_buttom"> 
<ul> 
<li>微软与您畅享[奇迹之</li> 
<li>汽车信息化机遇与挑战</li> 
<li>计算机程序的行为学</li> 
<li>独立思考能力从哪里来</li> 
</ul> 
<ul> 
<li>避免肥胖十五条法则</li> 
<li>清明节第一次相亲</li> 
<li>不要爱上论坛女人</li> 
<li>IBM</li> 
</ul> 
</div> 
</div> 
<div id="hidden"></div> 
 
 
<script language="javascript"> 
var data = { 
'bs' : 'http://www.test.com', 
'as': 'http://localhost/adsformat/', 
'ad' :[['2','images/2007032256654.jpg', 'rd?go=eJxNjk1rwz']] 
}; 
function msgBox() 
{ 
this.container = "ads_14"; 
this.dragArea = "drag"; 
this.width = 282; 
this.height = 235; 
this.smallHeight = 27; 
this.smallId = "small"; 
this.closeId = "close"; 
this.area = ( document.compatMode.toLowerCase()=="css1compat" ) ? document.documentElement : document.body; 
this.space = 15; 
this.timer; 
this.timeOut = 150; 
this.smalled = false; 
window.msgBoxListener = this; 
this.$(this.smallId).onclick= function(){msgBoxListener.toSmall()}; 
this.$(this.closeId).onclick = function(){msgBoxListener.close()}; 
} 
msgBox.prototype.flow = function() 
{ 
this.$(this.container).style.position = "absolute"; 
this.$(this.container).style.zIndex = "1000"; 
if(this.smalled) 
{ 
this.$(this.container).style.top = this.area.scrollTop + this.area.clientHeight - this.smallHeight - this.space + "px"; 
}else{ 
this.$(this.container).style.top = this.area.scrollTop + this.area.clientHeight - this.height - this.space + "px"; 
} 
this.$(this.container).style.left = this.area.scrollLeft + this.area.clientWidth - this.width - this.space + "px"; 
} 
msgBox.prototype.toSmall = function() 
{ 
if(this.smalled) 
{ 
this.$(this.smallId).src = "https://www.gxlcms.com/images/skin/small.gif"; 
this.$(this.container).style.marginTop = -this.height + "px"; 
this.$(this.container).style.height = this.height + "px"; 
this.$(this.container).style.overflow = "hidden"; 
this.smalled = false; 
this.flow(); 
this.$(this.container).style.marginTop = "0px"; 
}else{ 
this.$(this.smallId).src = "images/skin/big.gif"; 
this.$(this.container).style.height = this.smallHeight + "px"; 
this.$(this.container).style.overflow = "hidden"; 
this.smalled = true; 
this.flow(); 
} 
} 
msgBox.prototype.close = function() 
{ 
document.body.removeChild(this.$(this.container)); 
} 
msgBox.prototype.auto = function() 
{ 
this.flow(); 
window["onresize"]=function(){msgBoxListener.flow();}; 
window["onscroll"]=function(){msgBoxListener.flow();}; 
document.onmousedown = function(){clearInterval(msgBoxListener.timer);msgBoxListener.drag(msgBoxListener.container, msgBoxListener.dragArea);}; 
} 
msgBox.prototype.drag = function(container, drag) 
{ 
var IMOUSEDOWN = true; 
var isIE = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false; 
container = document.getElementById(container); 
drag = document.getElementById(drag); 
if(drag) 
{ 
try{ 
if(IMOUSEDOWN){ 
drag.onmousedown=function(a){ 
var d=document; 
if(!a)a=window.event; 
drag.style.cursor="move"; 
var x=a.layerX?a.layerX:a.offsetX,y=a.layerY?a.layerY:a.offsetY; 
if(drag.setCapture) 
drag.setCapture(); 
else if(window.captureEvents) 
window.captureEvents(Event.MOUSEMOVE|Event.MOUSEUP); 
d.onmousemove=function(a){ 
if(!a)a=window.event; 
if(!a.pageX)a.pageX = (a.clientX<0 ?0:a.clientX); 
if(!a.pageY)a.pageY = (a.clientY <0 ?0:a.clientY); 
var tx = a.pageX-x, ty = a.pageY-y; 
if(isIE){ 
ty = ty + document.documentElement.scrollTop - document.documentElement.clientTop; 
} 
container.style.position = "absolute"; 
container.style.left = tx+"px"; 
container.style.top = ty+"px"; 
}; 
d.onmouseup=function(){ 
if(drag.releaseCapture) 
drag.releaseCapture(); 
else if(window.captureEvents) 
window.captureEvents(Event.MOUSEMOVE|Event.MOUSEUP); 
d.onmousemove=null; 
d.onmouseup=null; 
}; 
}; 
}else{ 
container.style.cursor="pointer"; 
drag.style.cursor="move"; 
} 
}catch(e){ 
alert(e); 
} 
} 
} 
msgBox.prototype.$ = function(ele) 
{ 
return document.getElementById(ele); 
} 
var msgBox1 = new msgBox(); 
msgBox1.auto(); 
</ script> 
 
</body> 
</html>

[Ctrl+A 全选注:如需引入外部Js需刷新才能执行]

仿CSDN右下角悬挂的浮动层效果_广告代码