<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>网页右下角的信息框</title>
</head>
<style type="text/css">
#winpop { 200px; height:0px; position:absolute; right:0; bottom:0; border:1px solid #666; margin:0; padding:1px; overflow:hidden; display:none;}
#winpop .title { 100%; height:22px; line-height:20px; background:#FFCC00; font-weight:bold; text-align:center; font-size:12px;}
#winpop .con { 100%; height:90px; line-height:80px; font-weight:bold; font-size:12px; color:#FF0000; text-decoration:underline; text-align:center}
#silu { font-size:12px; color:#666; position:absolute; right:0; text-align:right; text-decoration:underline; line-height:22px;}
.close { position:absolute; right:4px; top:-1px; color:#FFF; cursor:pointer}
</style>
<script type="text/javascript">
function tips_pop(){
var MsgPop=document.getElementById("winpop");
var popH=parseInt(MsgPop.style.height);//将对象的高度转化为数字
if (popH==0){
MsgPop.style.display="block";//显示隐藏的窗口
show=setInterval("changeH('up')",2);
}
else {
hide=setInterval("changeH('down')",2);
}
}
function changeH(str) {
var MsgPop=document.getElementById("winpop");
var popH=parseInt(MsgPop.style.height);
if(str=="up"){
if (popH<=100){
MsgPop.style.height=(popH+4).toString()+"px";
}
else{
clearInterval(show);
}
}
if(str=="down"){
if (popH>=4){
MsgPop.style.height=(popH-4).toString()+"px";
}
else{
clearInterval(hide);
MsgPop.style.display="none"; //隐藏DIV
}
}
}
window.onload=function(){//加载
document.getElementById('winpop').style.height='0px';
setTimeout("tips_pop()",800);//3秒后调用tips_pop()这个函数
}
</script>
<body>
<div id="silu">
<button onclick="tips_pop()">3秒后会在右下角自动弹出窗口，如果没有弹出请点击这个按钮</button>
</div>
<div id="winpop">
<div class="title">您有新的短消息！<span class="close" onclick="tips_pop()">X</span></div>
<div class="con">1条未读信息(</div>
</div>
</body>