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<html>
<head>
<title>变色的圆圈</title>
<style type="text/css">
<!--
body {
background-color: #000000;
}
-->
</style></head>
<body>
<script language="JavaScript">
var CoLoUrS=new Array('ff0000','ffffff','0000ff','ffffff');
var dots=16;
var step=0.3;
CSS代码...
JS代码...
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