页面载入时的进度条效果的实现

网页特效实例代码，一张图片实现的鼠标超酷翻转效果

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"

"http://www.w3.org/TR/html4/loose.dtd">

<html>

<head>

<title>一张图片实现的超酷效果knowsky.com</title>

<!--

body {text-align:center}

table {border:1px solid #eeeeee;padding:3px 0;border-bottom-width:5px}

.icon td {width:50px;height:37px;background-image:url(http://www.knowsky.com/upfiles/20070702/20070702215625_01.gif)}

.capt td {font:normal 11px verdana;padding:2px 0}

.a {background-position-y:0px}

.b {background-position-y:-37px}

.c {background-position-y:-74px}

.d {background-position-y:-111px}

.e {background-position-y:-148px}

.f {background-position-y:-185px}

.g {background-position-y:-222px}

.f1 {background-position-x:0px}

.f2 {background-position-x:-51px}

.f3 {background-position-x:-101px}

.f4 {background-position-x:-153px}

.f5 {background-position-x:-205px}

.f6 {background-position-x:-257px}

.f7 {background-position-x:-309px}

-->

</style>

window.onload=function(){

var t=document.getElementsByTagName('table')[0];

var cs=t.rows[1].cells,ct=t.rows[0].cells;

for(var i=0;i<cs.length;i++)

cssAni(cs[i],ct[i],7);

}

function cssAni(osrc,otarget,num,duration){

////////

//IE only

//by mozart0, 2007.06.09

////////

var t=null,c=1,d=0,n=0,i=Math.floor((duration||300)/num);

var s=otarget.className.replace(/.$/,''),r=/over/;

osrc.onmouseover=osrc.onmouseout=function(e){

n=r.test((e||event).type)?1:-1;

if(!t) t=setInterval(function(){

if((c==1||c==num)&&((d==n||c+n<1)||!(d=n)))

return clearInterval(t),t=null;

otarget.className=s+(c+=d);

},i);

};

}

</script>

</head>

<body>

鼠标指向字符A、B、C、D、E、F、G。你就可以看到效果了!!哈哈

<table>

</tr>

</tr>

</table>

</body>

</html>