js进度条效果

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JavaScript

javascript 前端进度条效果<title>网页loading</title>
<script language="javascript">
function setSB(v, el) {
    var ie5 = (document.all && document.getElementsByTagName);
    if (ie5 || document.readyState == "complete")     {
      filterEl = el.children[0];
      valueEl = el.children[1];
      filterEl.style.width = v + "%";
      valueEl.innerText = v + "%";
    }
}
function fakeProgress(v, el) {
    if (v > 100)
      location.href = "/";
    else     {
      setSB(v, el);
      window.setTimeout("fakeProgress(" + (++v) + ", document.all['" + el.id + "'])", 20);
    }
}
</script>
</head>

<body onload="fakeProgress(0, sb)" topmargin=180 bgcolor=#CCCCCC>
<center>
<p align=center style="font-szie:9pt; line-height: 100%">正在加载请稍侯……</p>
<span id=sb style="width: 500px">
<div style="filter: Alpha(Opacity=0, FinishOpacity=60, style=1, StartX=0, StartY=0, FinishX=100, FinishY=0); width: 0%; height: 12px; position: absolute; background: #9999ff"></div>
<div style="font-size: 12px; width: 100%; color: #ff3333; font-family: arial; text-align: center"></DIV>
</span>
</center>
</body>
</html>

<html xmlns="http://schemas.microsoft.com/intellisense/html-401">
<head>
    <title>一个JS做的相当漂亮的进度条</title>
</head>
<body>
</body>
<script type="text/jscript">
function DoubleAnimation(target,targetProperty,from,to,Duration)
{
    this.Begin=function anonymous()
    {
        target[targetProperty]=from;
        var starttime=new Date();
        setTimeout(StoryBoard(),1);
        function StoryBoard()
        {
            return function()
            {
                var now=new Date();
                var d=now.getTime()-starttime.getTime();
                target[targetProperty]=Math.round(from+(to-from)*d/Duration);
                if(d<Duration)setTimeout(StoryBoard(),10);
            }
        }
    }
    this.setTo=function(val){to=val;}
    this.setFrom=function(val){from=val;}
}
function ProgressBar(ID)
{
    document.write( "<div id=\""+ID+"\" style=\"position:absolute;top:10%;width:100; left: 108px;\">        <image src=\"http://www.qpsh.com/icon/emptypb.jpg\" style=\"position: absolute;left: 84px; top: 137px;\" />        <div id=\""+ID+"pb\" style=\"position: absolute; left: 86px; top: 137px;z-index:5;overflow:hidden;width:130;\" >            <img src=\"http://www.qpsh.com/icon/iconfullpb.jpg\"/>           <div id=\""+ID+"highlight\" style=\"background:#ffffff;left: -500px; position: absolute; top: -1px;width:100;height:20;filter:Alpha(Opacity=75,FinishOpacity=0,Style=2)\"></div>        </div>        <div style=\"position:absolute;top:83px;width:180px; left: 148px;\">        加载中请稍候......        </div>   </div>");

    var story=new DoubleAnimation(document.getElementById(ID+"highlight").style,"left",-100,324,2000)
    var stophandle=setInterval(story.Begin,2000);
    this.set=function(percentage)
    {
        document.getElementById(ID+"pb").style.width=Math.round(percentage*329/100);
    }
}

var pb1=new ProgressBar("ok");
var p=0;
function loading()
{
pb1.set(p+=0.3);
if(p<100)
setTimeout(loading,2);
else
window.location.href="http://www.qpsh.com";

}
loading();

</script>
</html>

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