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Javascript 中的 非常不错的页面特效 建议大家看下


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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<!-- saved from url=(0021)http://www.fuckhacker.net/ -->
<HTML><HEAD><TITLE>精灵'S blog</TITLE>
<META http-equiv=Content-Type content="text/html; charset=gb2312">
<STYLE type=text/css>BODY {
FONT-FAMILY: "Courier New", "Courier", monospace; BACKGROUND-COLOR: black
}
A {
COLOR: #000000; BACKGROUND-COLOR: #88ff88; TEXT-DECORATION: none
}
A:hover {
COLOR: #88ff88; BACKGROUND-COLOR: #000000
}
.ik {
LEFT: 50%; POSITION: absolute; TOP: 50%; BACKGROUND-COLOR: #000000; moz-border-radius: 50%; border-radius: 50%
}
</STYLE>
<META content="MSHTML 6.00.3790.1830" name=GENERATOR></HEAD>
<BODY>
<P style="TEXT-ALIGN: center"></P>
<DIV class=ik id=ik0></DIV>
<DIV class=ik id=ik1></DIV>
<DIV class=ik id=ik2></DIV>
<DIV class=ik id=ik3></DIV>
<DIV class=ik id=ik4></DIV>
<DIV class=ik id=ik5></DIV>
<DIV class=ik id=ik6></DIV>
<DIV class=ik id=ik7></DIV>
<DIV class=ik id=ik8></DIV>
<DIV class=ik id=ik9></DIV>
<DIV class=ik id=ik10></DIV>
<DIV class=ik id=ik11></DIV>
<DIV class=ik id=ik12></DIV>
<DIV class=ik id=ik13></DIV>
<DIV class=ik id=ik14></DIV>
<DIV class=ik id=ik15></DIV>
<DIV class=ik id=ik16></DIV>
<DIV class=ik id=ik17></DIV>
<DIV class=ik id=ik18></DIV>
<DIV class=ik id=ik19></DIV>
<DIV class=ik id=ik20></DIV>
<DIV class=ik id=ik21></DIV>
<DIV class=ik id=ik22></DIV>
<DIV class=ik id=ik23></DIV>
<DIV class=ik id=ik24></DIV>
<DIV class=ik id=ik25></DIV>
<DIV class=ik id=ik26></DIV>
<DIV class=ik id=ik27></DIV>
<DIV class=ik id=ik28></DIV>
<DIV class=ik id=ik29></DIV>
<DIV class=ik id=ik30></DIV>
<DIV class=ik id=ik31></DIV>
<DIV class=ik id=ik32></DIV>
<DIV class=ik id=ik33></DIV>
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<DIV class=ik id=ik35></DIV>
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<DIV class=ik id=ik56></DIV>
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<DIV class=ik id=ik63></DIV>
<DIV class=ik id=ik64></DIV>
<DIV class=ik id=ik65></DIV>
<DIV class=ik id=ik66></DIV>
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<DIV class=ik id=ik70></DIV>
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<DIV class=ik id=ik77></DIV>
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<DIV class=ik id=ik82></DIV>
<DIV class=ik id=ik83></DIV>
<DIV class=ik id=ik84></DIV>
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<DIV class=ik id=ik86></DIV>
<DIV class=ik id=ik87></DIV>
<DIV class=ik id=ik88></DIV>
<DIV class=ik id=ik89></DIV>
<DIV class=ik id=ik90></DIV>
<DIV class=ik id=ik91></DIV>
<DIV class=ik id=ik92></DIV>
<DIV class=ik id=ik93></DIV>
<DIV class=ik id=ik94></DIV>
<DIV class=ik id=ik95></DIV>
<DIV class=ik id=ik96></DIV>
<DIV class=ik id=ik97></DIV>
<DIV class=ik id=ik98></DIV>
<DIV class=ik id=ik99></DIV>
<SCRIPT type=text/javascript>
var r;
var a;
var ai;
var n;
var w;
var k;
var inter;
var period=20000;
var dur;
var hdur2;
var hdur;
var z;
var nn;
var donut;
var time;
var id = new Array();
for(i=0;i<100;i++){
id[i]=document.getElementById('ik'+i);
}
function again(){
if(id){
for(i=0;i<100;i++){
id[i].style.backgroundColor='rgb(0,0,0)';
}
}
r=0;
a=0;
ai=Math.random()/5.0-0.1;
n=Math.floor(Math.random()*17)+3;
w=Math.floor(Math.random()*11)+1;
if(n*w>100){
n=Math.floor(n/w);
}
k=Math.random()*2.0+0.3;
if(Math.random()<0.5) k=-k;
inter=1+Math.floor(Math.random()*125);
dur = Math.floor(period/inter);
hdur2=dur*dur/4;
hdur = dur/2;
z=2*Math.PI/(n*(1+Math.random()/10));
nn=Math.floor(Math.random()*n)+1;
donut=Math.random()*10.0-5.0;
time=0;
for(i=0;i<n*w;i++){
id[i].style.backgroundColor='rgb('
+Math.round(64+Math.random()*191)+','
+Math.round(64+Math.random()*191)+','
+Math.round(64+Math.random()*191)+')';
}
hey();
}

function hey(){
for(i=0;i<n*w;i++){
tt=time-hdur;
blah=(Math.sqrt(hdur2-tt*tt)/dur) * (donut+65*Math.cos(k*a+z*i/nn));
L=blah*Math.cos(i*z+a);
T=blah*Math.sin(i*z+a);
id[i].style.left=Math.round((50+L)*10)/10+'%';
id[i].style.top =Math.round((50+T)*10)/10+'%';
id[i].style.width=Math.sqrt(4+Math.floor(L*L+T*T))+"px";
id[i].style.height=Math.sqrt(4+Math.floor(L*L+T*T))+"px";
if(Math.random()<0.01){
id[i].style.backgroundColor='rgb('
+Math.round(64+Math.random()*191)+','
+Math.round(64+Math.random()*191)+','
+Math.round(64+Math.random()*191)+')';
}
}
a+=ai;
time++;
if(time<dur){
setTimeout('hey();',inter);
}else{
setTimeout('again();',inter);
}
}
again();
</SCRIPT>
<P style="TEXT-ALIGN: center"> </P>
<P style="TEXT-ALIGN: center"> </P>
<P style="TEXT-ALIGN: center"> </P>
<P style="TEXT-ALIGN: center"> </P>
<P style="TEXT-ALIGN: center"> </P>
<P style="TEXT-ALIGN: center"> </P>
<P style="TEXT-ALIGN: center"> </P>
<P style="TEXT-ALIGN: center"> </P>
<P style="TEXT-ALIGN: center"> </P>
<P style="TEXT-ALIGN: center"> </P>
<P style="TEXT-ALIGN: center"> </P>
<P style="TEXT-ALIGN: center"> </P>
<P style="TEXT-ALIGN: center"> </P>
<P style="TEXT-ALIGN: center"> </P>
<P style="TEXT-ALIGN: center"> </P>
</BODY></HTML>
点击运行可以看到效果:
[Ctrl+A 全选 提示:你可先修改部分代码,再按运行]