javascript loading效果

来源：互联网发布：网络直播的英文编辑：程序博客网时间：2024/05/17 08:28

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<html>
<head>
<style type="text/css">
/*Loader
----------------------------------------------*/
#loader_container {
    text-align:center;
    position:absolute;
    top:60%;
    width:100%;
    left: 0;
}

#loader {
    font-family:Tahoma, Helvetica, sans;
    font-size:11.5px;
    color: #abc;
    background-color:#000;
    padding:10px 0 16px 0;
    margin:0 auto;
    display:block;
    width:130px;
    border:1px solid #abc;
    text-align:left;
    z-index:2;
}
#loader_bg {background-color: #abc;
    position:relative;
    top:8px;
    left:8px;
    height:7px;
    width:113px;
    font-size:1px}
#progress {
    height:5px;
    font-size:1px;
    width:1px;
    position:relative;
    top:1px;
    left:0px;
    background-color: #fff;
}
</style>
<script type="text/javascript">
var t_id = setInterval(animate,20);
var pos=0;
var dir=2;
var len=0;
function animate()
{
var elem = document.getElementById('progress');
if(elem != null) {
if (pos==0) len += dir;
if (len>32 || pos>79) pos += dir;
if (pos>79) len -= dir;
if (pos>79 && len==0) pos=0;
elem.style.left = pos;
elem.style.width = len;
}
}
function remove_loading() {
this.clearInterval(t_id);
var targelem = document.getElementById('loader_container');
targelem.style.display='none';
targelem.style.visibility='hidden';
}
</script>
</head>
<body onLoad="remove_loading();">
<div id="loader_container" onclick="this.style.display='none'" title="点击关闭">
<div id="loader">
<div align="center">网页正在载入中 ...</div>
<div id="loader_bg"><div id="progress"> </div></div>
</div>
</div>
<img src="http://static.flickr.com/25/57001474_6d174fdce4_o_d.jpg" />

</body>
</html>

----------------------------------------------(2)------------------------------------------------------------

<html>
<head>
<title>正在载入...</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</head>
<body bgcolor="#FFFFFF" leftmargin="0" topmargin="0">
<table border=0 cellpadding=0 cellspacing=0 width="100%" height="100%">
<tr>
<form name=loading>
<td align=center>
<p><font color=gray>正在载入首页，请稍候.......</font></p>
<p>
<input type=text name=chart size=46 style="font-family:Arial;
font-weight:bolder; color:gray;
background-color:white; padding:0px; border-style:none;">
<br>
<input type=text name=percent size=46 style="font-family:Arial;
color:gray; text-align:center;
border-width:medium; border-style:none;">
<script>var bar = 0
var line = "||"
var amount ="||"
count()
function count(){
bar= bar+2
amount =amount + line
document.loading.chart.value=amount
document.loading.percent.value=bar+"%"
if (bar<99)
{setTimeout("count()",100);}
else
{window.location = "http://www.goobaidugle.com/";}
}
</script>
</p>
</td>
</form>
</tr>
</table>
</body>
</html>