<head><title>网页换肤</title><meta http-equiv="content-type" content="text/html" ; charset="utf-8"><link id="mycss" href="orange.css" rel="stylesheet"><script language="javascript"> //写入客户端cookie function writecookie(csspath) { var today = new date(); var expires = new date(); expires.settime(today.gettime() + 1000 * 60 * 60 * 24 * 30); //有效期为30天 var str = "csspath=" + csspath + ";expires=" + expires.togmtstring() + ";"; document.cookie = str; } //读取cookie function readcookie(cookiename) { var search = cookiename + "="; if (document.cookie.length > 0) { offset = document.cookie.indexof(search); if (offset != -1) { offset += search.length; end = document.cookie.indexof(";", offset); if (end == -1) { end = document.cookie.length; return unescape(document.cookie.substring(offset, end)); } } } } function ifcookie() { if (readcookie("csspath") == undefined) { writecookie("orange.css"); } document.getelementbyid("mycss").href = readcookie("csspath"); } function change(type) { if (type == "orange") { document.getelementbyid("mycss").href = "orange.css"; writecookie("orange.css"); } if (type == "gray") { document.getelementbyid("mycss").href = "gray.css"; writecookie("gray.css"); } }</script></head>
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