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<html>
<head>
<title>å³ä¸è§å¹¿å代ç </title>
<style type="text/css">
#msg_win{border:1px solid #A67901;background:#EAEAEA;width:300px;position:absolute;right:2;margin:0px;display:none;overflow:hidden;z-index:99;}
#msg_win .icos{position:absolute;top:2px;*top:0px;right:2px;z-index:9;}
.icos a{float:left;color:#833B02;margin:1px;text-align:center;text-decoration:none;font-family:webdings;}
.icos a:hover{color:#fff;}
#msg_title{background:#FECD00;border-bottom:1px solid #A67901;border-top:1px solid #FFF;border-left:1px solid #FFF;color:#000;height:25px;line-height:25px;text-indent:5px;}
#msg_content{margin:2px;width:300px;height:200px;overflow:hidden;}
</style>
</head>
<body>
<p style="height:1000px;"></p>
<div id="msg_win" style="display:block;top:490px;visibility:visible;opacity:1;">
<div class="icos"><a id="msg_min" title="æå°å" href="javascript:void 0">_</a><a id="msg_close" title="å
³é" href="javascript:void 0">Ã</a></div>
<div id="msg_title">广èåä¹ï¼</div>
<div id="msg_content"><a href="
http://www.baidu.com/" target="_blank"><img src="http://www.codefans.net/ad_include/zhubajie300_270.gif" width="300" height="270" border="0"></a></div></div>
</body>
</html>
<script language="javascript">
var Message={
set: function() {//æå°åä¸æ¢å¤ç¶æåæ¢
var set=this.minbtn.status == 1?[0,1,'block',this.char[0],'æå°å']:[1,0,'none',this.char[1],'æ¢å¤'];
this.minbtn.status=set[0];
this.win.style.borderBottomWidth=set[1];
this.content.style.display =set[2];
this.minbtn.innerHTML =set[3]
this.minbtn.title = set[4];
this.win.style.top = this.getY().top;
},
close: function() {//å
³é
this.win.style.display = 'none';
window.onscroll = null;
},
setOpacity: function(x) {//设置éæ度
var v = x >= 100 ? '': 'Alpha(opacity=' + x + ')';
this.win.style.visibility = x<=0?'hidden':'visible';//IEæç»å¯¹æç¸å¯¹å®ä½å
容ä¸éç¶éæ度ååçbug
this.win.style.filter = v;
this.win.style.opacity = x / 100;
},
show: function() {//æ¸æ¾
clearInterval(this.timer2);
var me = this,fx = this.fx(0, 100, 0.1),t = 0;
this.timer2 = setInterval(function() {
t = fx();
me.setOpacity(t[0]);
if (t[1] == 0) {clearInterval(me.timer2) }
},10);
},
fx: function(a, b, c) {//ç¼å²è®¡ç®
var cMath = Math[(a - b) > 0 ? "floor": "ceil"],c = c || 0.1;
return function() {return [a += cMath((b - a) * c), a - b]}
},
getY: function() {//计ç®ç§»å¨åæ
var d = document,b = document.body, e = document.documentElement;
var s = Math.max(b.scrollTop, e.scrollTop);
var h = /BackCompat/i.test(document.compatMode)?b.clientHeight:e.clientHeight;
var h2 = this.win.offsetHeight;
return {foot: s + h + h2 + 2+'px',top: s + h - h2 - 2+'px'}
},
moveTo: function(y) {//移å¨å¨ç»
clearInterval(this.timer);
var me = this,a = parseInt(this.win.style.top)||0;
var fx = this.fx(a, parseInt(y));
var t = 0 ;
this.timer = setInterval(function() {
t = fx();
me.win.style.top = t[0]+'px';
if (t[1] == 0) {
clearInterval(me.timer);
me.bind();
}
},10);
},
bind:function (){//ç»å®çªå£æ»å¨æ¡ä¸å¤§å°ååäºä»¶
var me=this,st,rt;
window.onscroll = function() {
clearTimeout(st);
clearTimeout(me.timer2);
me.setOpacity(0);
st = setTimeout(function() {
me.win.style.top = me.getY().top;
me.show();
},600);
};
window.onresize = function (){
clearTimeout(rt);
rt = setTimeout(function() {me.win.style.top = me.getY().top},100);
}
},
init: function() {//å建HTML
function $(id) {return document.getElementById(id)};
this.win=$('msg_win');
var set={minbtn: 'msg_min',closebtn: 'msg_close',title: 'msg_title',content: 'msg_content'};
for (var Id in set) {this[Id] = $(set[Id])};
var me = this;
this.minbtn.onclick = function() {me.set();this.blur()};
this.closebtn.onclick = function() {me.close()};
this.char=navigator.userAgent.toLowerCase().indexOf('firefox')+1?['_','::','Ã']:['0','2','r'];//FFä¸æ¯æwebdingsåä½
this.minbtn.innerHTML=this.char[0];
this.closebtn.innerHTML=this.char[2];
setTimeout(function() {//åå§åæå
ä½ç½®
me.win.style.display = 'block';
me.win.style.top = me.getY().foot;
me.moveTo(me.getY().top);
},0);
return this;
}
};
Message.init();
</script>