最近项目中需要实现类似chinaren中的小纸条功能，希望哪位高手不吝赐教！！！
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http://topic.csdn.net/u/20090921/12/f261ba7c-4273-4f7d-b7d3-db94353c4ff6.html
<head>
<title>网页特效观止|JsCode.CN|---页面右下角弹出类似QQ或MSN的消息提示 </title> <script language="JavaScript">
<!--
/**//*
** ==================================================================================================
** 类名：CLASS_MSN_MESSAGE
** 功能：提供类似MSN消息框
** 示例：
---------------------------------------------------------------------------------------------------
var MSG = new CLASS_MSN_MESSAGE("aa",200,120,"短消息提示：","您有1封消息","今天请我吃饭哈");
MSG.show();
---------------------------------------------------------------------------------------------------
** 作者：ttyp
** 邮件：[email protected]
** 日期：2005-3-18
** ==================================================================================================
**/
/**//*
* 消息构造
*/
function CLASS_MSN_MESSAGE(id,width,height,caption,title,message,target,action){
this.id = id;
this.title = title;
this.caption= caption;
this.message= message;
this.target = target;
this.action = action;
this.width = width?width:200;
this.height = height?height:120;
this.timeout= 150;
this.speed = 20;
this.step = 1;
this.right = screen.width -1;
this.bottom = screen.height;
this.left = this.right - this.width;
this.top = this.bottom - this.height;
this.timer = 0;
this.pause = false;
this.close = false;
this.autoHide = true;
}
/**//*
* 隐藏消息方法
*/
CLASS_MSN_MESSAGE.prototype.hide = function(){
if(this.onunload()){ var offset = this.height>this.bottom-this.top?this.height:this.bottom-this.top;
var me = this; if(this.timer>0){
window.clearInterval(me.timer);
} var fun = function(){
if(me.pause==false||me.close){
var x = me.left;
var y = 0;
var width = me.width;
var height = 0;
if(me.offset>0){
height = me.offset;
}
y = me.bottom - height;
if(y>=me.bottom){
window.clearInterval(me.timer);
me.Pop.hide();
} else {
me.offset = me.offset - me.step;
}
me.Pop.show(x,y,width,height);
}
} this.timer = window.setInterval(fun,this.speed)
}
}
/**//*
* 消息卸载事件，可以重写
*/
CLASS_MSN_MESSAGE.prototype.onunload = function() {
return true;
}
/**//*
* 消息命令事件，要实现自己的连接，请重写它
*
*/
CLASS_MSN_MESSAGE.prototype.oncommand = function(){
//this.close = true;
this.hide();
window.open("http://www.baidu.com");
}
/**//*
* 消息显示方法
*/
CLASS_MSN_MESSAGE.prototype.show = function(){ var oPopup = window.createPopup(); //IE5.5+
this.Pop = oPopup;
var w = this.width;
var h = this.height;
var str = " <DIV style='BORDER-RIGHT: #455690 1px solid; BORDER-TOP: #a6b4cf 1px solid; Z-INDEX: 99999; LEFT: 0px; BORDER-LEFT: #a6b4cf 1px solid; WIDTH: " + w + "px; BORDER-BOTTOM: #455690 1px solid; POSITION: absolute; TOP: 0px; HEIGHT: " + h + "px; BACKGROUND-COLOR: #c9d3f3'>"
str += " <TABLE style='BORDER-TOP: #ffffff 1px solid; BORDER-LEFT: #ffffff 1px solid' cellSpacing=0 cellPadding=0 width='100%' bgColor=#cfdef4 border=0>"
str += " <TR>"
str += " <TD style='FONT-SIZE: 12px;COLOR: #0f2c8c' width=30 height=24> </TD>"
str += " <TD style='PADDING-LEFT: 4px; FONT-WEIGHT: normal; FONT-SIZE: 12px; COLOR: #1f336b; PADDING-TOP: 4px' vAlign=center width='100%'>" + this.caption + " </TD>"
str += " <TD style='PADDING-RIGHT: 2px; PADDING-TOP: 2px' vAlign=center align=right width=19>"
str += " <SPAN title=关闭 style='FONT-WEIGHT: bold; FONT-SIZE: 12px; CURSOR: hand; COLOR: red; MARGIN-RIGHT: 4px' id='btSysClose' >× </SPAN> </TD>"
str += " </TR>"
str += " <TR>"
str += " <TD style='PADDING-RIGHT: 1px;PADDING-BOTTOM: 1px' colSpan=3 height=" + (h-28) + ">"
str += " <DIV style='BORDER-RIGHT: #b9c9ef 1px solid; PADDING-RIGHT: 8px; BORDER-TOP: #728eb8 1px solid; PADDING-LEFT: 8px; FONT-SIZE: 12px; PADDING-BOTTOM: 8px; BORDER-LEFT: #728eb8 1px solid; WIDTH: 100%; COLOR: #1f336b; PADDING-TOP: 8px; BORDER-BOTTOM: #b9c9ef 1px solid; HEIGHT: 100%'>" + this.title + " <BR> <BR>"
str += " <DIV style='WORD-BREAK: break-all' align=left> <A href='javascript:void(0)' hidefocus=false id='btCommand'> <FONT color=#ff0000>" + this.message + " </FONT> </A>fghfghfghghghgh <A href='http://www.sohu.com' hidefocus=false id='ommand'> <FONT color=#ff0000>dfgdfgfg </FONT> </A> </DIV>"
str += " </DIV>"
str += " </TD>"
str += " </TR>"
str += " </TABLE>"
str += " </DIV>"
oPopup.document.body.innerHTML = str;
this.offset = 0;
var me = this; oPopup.document.body.onmouseover = function(){me.pause=true;}
oPopup.document.body.onmouseout = function(){me.pause=false;} var fun = function(){
var x = me.left;
var y = 0;
var width = me.width;
var height = me.height; if(me.offset>me.height){
height = me.height;
} else {
height = me.offset;
} y = me.bottom - me.offset;
if(y <=me.top){
me.timeout--;
if(me.timeout==0){
window.clearInterval(me.timer);
if(me.autoHide){
me.hide();
}
}
} else {
me.offset = me.offset + me.step;
}
me.Pop.show(x,y,width,height); }
this.timer = window.setInterval(fun,this.speed)
var btClose = oPopup.document.getElementById("btSysClose");
btClose.onclick = function(){
me.close = true;
me.hide();
}
var btCommand = oPopup.document.getElementById("btCommand");
btCommand.onclick = function(){
me.oncommand();
}
var ommand = oPopup.document.getElementById("ommand");
ommand.onclick = function(){
//this.close = true;
me.hide();
window.open(ommand.href);
}
}
/**//*
** 设置速度方法
**/
CLASS_MSN_MESSAGE.prototype.speed = function(s){
var t = 20;
try {
t = praseInt(s);
} catch(e){}
this.speed = t;
}
/**//*
** 设置步长方法
**/
CLASS_MSN_MESSAGE.prototype.step = function(s){
var t = 1;
try {
t = praseInt(s);
} catch(e){}
this.step = t;
}
CLASS_MSN_MESSAGE.prototype.rect = function(left,right,top,bottom){
try {
this.left = left !=null?left:this.right-this.width;
this.right = right !=null?right:this.left +this.width;
this.bottom = bottom!=null?(bottom>screen.height?screen.height:bottom):screen.height;
this.top = top !=null?top:this.bottom - this.height;
} catch(e){}
}
var MSG1 = new CLASS_MSN_MESSAGE("aa",200,120,"短消息提示：","您有1封消息","今天请我吃饭哈");
MSG1.rect(null,null,null,screen.height-50);
MSG1.speed = 10;
MSG1.step = 5;
//alert(MSG1.top);
MSG1.show();
// 同时两个有闪烁，只能用层代替了，不过层不跨框架
// var MSG2 = new CLASS_MSN_MESSAGE("aa",200,120,"短消息提示：","您有2封消息","好的啊");
// MSG2.rect(100,null,null,screen.height);
// MSG2.show();
//-->
</script> <meta content="MSHTML 6.00.2800.1106" name="GENERATOR">
</head>
<body>
<form runat="server">
</form>
</body>
</html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>弹出提示小窗口示例 </title>
<style type="text/css">
* {margin:0px;padding:0px;}
html,body { height:100%;}
body { font-size:14px; line-height:24px;}
#tip {
position: absolute;
right: 0px;
bottom: 0px;
height: 0px;
width: 180px;
border: 1px solid #CCCCCC;
background-color: #eeeeee;
padding: 1px;
overflow:hidden;
display:none;
font-size:12px;
z-index:10;
}
#tip p { padding:6px;}
#tip h1,#detail h1 {
font-size:14px;
height:25px;
line-height:25px;
background-color:#0066CC;
color:#FFFFFF;
padding:0px 3px 0px 3px;
filter: Alpha(Opacity=100);
}
#tip h1 a,#detail h1 a {
float:right;
text-decoration:none;
color:#FFFFFF;
}
#shadow {
position:absolute;
width:100%;
height:100%;
background-color:#000000;
z-index:11;
filter: Alpha(Opacity=70);
display:none;
overflow:hidden;
}
#detail {
width:500px;
height:200px;
border:3px double #ccc;
background-color:#FFFFFF;
position:absolute;
z-index:30;
display:none;
left:30%;
top:30%
}
</style>
<script type="text/javascript">
var handle;
function start()
{
var obj = document.getElementById("tip");
if (parseInt(obj.style.height)==0)
{ obj.style.display="block";
handle = setInterval("changeH('up')",2);
}else
{
handle = setInterval("changeH('down')",2)
}
}
function changeH(str)
{
var obj = document.getElementById("tip");
if(str=="up")
{
if (parseInt(obj.style.height)>200)
clearInterval(handle);
else
obj.style.height=(parseInt(obj.style.height)+8).toString()+"px";
}
if(str=="down")
{
if (parseInt(obj.style.height) <8)
{ clearInterval(handle);
obj.style.display="none";
}
else
obj.style.height=(parseInt(obj.style.height)-8).toString()+"px";
}
}
function showwin()
{
document.getElementsByTagName("html")[0].style.overflow = "hidden";
start();
document.getElementById("shadow").style.display="block";
document.getElementById("detail").style.display="block";
}
function recover()
{
document.getElementsByTagName("html")[0].style.overflow = "auto";
document.getElementById("shadow").style.display="none";
document.getElementById("detail").style.display="none";
}
</script>
</head>
<body onload="document.getElementById('tip').style.height='0px'">
<div id="shadow"> </div>
<div id="detail"> </div>
<div id="tip"> <h1> <a href="javascript:void(0)" onclick="start()">× </a>消息提示 </h1> <p> <a href="javascript:void(0)" onclick="showwin()">查看详细 </a> </p> </div>
<p> <a href="#" onclick="start()">点击测试 </a> <br> <br> <br> <br> </body>
</html>
2 index.aspx页面上使用
<%@ Register Assembly="EeekSoft.Web.PopupWin" Namespace="EeekSoft.Web" TagPrefix="cc1" %>
在页面上要显示的位置引用，这里假设显示在页面右下角
<cc1:popupwin id="PopupWin1" runat="server" message="" text="" title="友情提示" HideAfter="10000" OffsetX="0" OffsetY="0"></cc1:popupwin>
3 index.aspx.cs protected void Page_Load(object sender, EventArgs e)
{
PopupWin1.Message = "欢迎您"; }