document.write("<table border='0' cellpadding='0' cellspacing='0'><form method='Get' name='formsearch' action='/edu/search.asp'><tr><td height='28' align='center'><select name='act' size='1'><option value='Topic' selected>图文标题</option><option value='Content'>图文内容</option><option value='isWeb'>网页搜索</option></select>&nbsp;<select name='classid'><option value=''>所有分类</option><option value='15'>网络编程</option><option value='16'>网页设计</option><option value='17'>图形图象</option><option value='18'>数据库类</option><option value='19'>服务器类</option><option value='20'>网络媒体</option><option value='21'>网络安全</option><option value='22'>业界新闻</option><option value='23'>站长经验</option><option value='24'>个人专栏</option><option value='25'>手机资讯</option><option value='26'>黑客精典</option><option value='27'>文学小说</option><option value='28'>游戏技巧</option></select>&nbsp;<input type='text' name='keyword'  size='20' value='关键字' maxlength='50' onFocus='this.select();'>&nbsp;<input type='submit' name='btn' class=Button value=' 搜索 '></td></tr></form></table>");