谁知道动态下雨效果怎么做啊?

来源:百度知道 编辑:UC知道 时间:2024/05/20 09:11:14

<html>
<head>
<title>逼真的页面下雨效果</title>
<style type="text/css">
<!--
body { font-family: "宋体"; font-size: 9pt; margin-top: 0px; margin-left: 0px; margin-right: 0px}
A { COLOR: black; FONT-SIZE: 9pt; FONT-WEIGHT: 400; TEXT-DECORATION: none }
A:hover { COLOR: red; FONT-SIZE: 9pt; FONT-WEIGHT: 400; TEXT-DECORATION: underline }
a:active { font: 9pt "宋体"; cursor: hand; color: #FF0033 }

-->
</style>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</head>

<body>
<script language="JavaScript">
<!--
var no = 50;
var speed = 1;
var ns4up = (document.layers) ? 1 : 0;
var ie4up = (document.all) ? 1 : 0;
var s, x, y, sn, cs;
var a, r, cx, cy;
var i, doc_width = 800, doc_height = 600;
if (ns4up) {
doc_width = self.