很急的问题!!有关js和asp 唉,怎么又是这个问题啊?http://www.csdn.net/expert/topic/1073/1073061.xml?temp=.1590235 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 真的是问烂了你还是去搜索吧,不过还是给你个例子<script language = "JavaScript">var onecount;onecount=0;subcat = new Array(); subcat[0] = new Array("ASP基础","2","1"); subcat[1] = new Array("ASP应用","2","2"); subcat[2] = new Array("ASP技巧","2","3"); subcat[3] = new Array("性能优化","2","4"); subcat[4] = new Array("安全加密","2","5"); subcat[5] = new Array("XML相关","2","6"); subcat[6] = new Array("全文检索","2","7"); subcat[7] = new Array("客户端相关","2","8"); subcat[8] = new Array("打印相关","2","9"); subcat[9] = new Array("数据库相关","2","10"); subcat[10] = new Array("入门教程","3","11"); subcat[11] = new Array("FTP/HTTP/Debug","3","12"); subcat[12] = new Array("XML应用","3","13"); subcat[13] = new Array("图像处理","3","14"); subcat[14] = new Array("数据库操作","3","15"); subcat[15] = new Array("文件处理","3","16"); subcat[16] = new Array("MS Access","5","17"); subcat[17] = new Array("MS SQL","5","18"); subcat[18] = new Array("DB2","5","19"); subcat[19] = new Array("Oracle","5","20"); subcat[20] = new Array("Application/Applet","4","21"); subcat[21] = new Array("J2EE/EJB/服务器","4","22"); subcat[22] = new Array("J2ME开发","4","23"); subcat[23] = new Array("Java基础","4","24"); subcat[24] = new Array("Java技巧及代码","4","25"); subcat[25] = new Array("Jsp/Servlet","4","26"); subcat[26] = new Array("正则表达式","2","27"); subcat[27] = new Array("系统相关","2","28"); subcat[28] = new Array("组件开发","2","29"); subcat[29] = new Array("脚本编码","2","30"); subcat[30] = new Array("远程脚本","2","31"); subcat[31] = new Array("邮件相关","2","32"); subcat[32] = new Array("FSO专题","2","33"); subcat[33] = new Array(".NET概论及软件使用","1","34"); subcat[34] = new Array("Asp.Net开发","1","35"); subcat[35] = new Array("C#语言","1","36"); subcat[36] = new Array("VB.net语言","1","37"); subcat[37] = new Array("E-mail专题","1","38"); subcat[38] = new Array("WebService","1","39"); subcat[39] = new Array("winform应用","1","40"); subcat[40] = new Array("window app开发","1","41"); subcat[41] = new Array("winsock应用","1","42"); subcat[42] = new Array("XML应用","1","43"); subcat[43] = new Array("数据库应用","1","44"); subcat[44] = new Array("综合应用","1","45"); subcat[45] = new Array("OO相关","1","46"); subcat[46] = new Array("文件操作","1","47"); subcat[47] = new Array("算法/线程","1","48"); subcat[48] = new Array("软件工程","1","49"); subcat[49] = new Array("面向对象程序基础","1","50"); subcat[50] = new Array("SOAP/UDDI/WSDL","1","51"); subcat[51] = new Array("控件开发和使用","1","52"); subcat[52] = new Array("MySQL","5","53"); subcat[53] = new Array("Sybase","5","54"); subcat[54] = new Array("DataWarehouse","5","55"); subcat[55] = new Array("Replication","5","56"); subcat[56] = new Array("Performance Turning","5","57"); subcat[57] = new Array("FAQ","5","58"); subcat[58] = new Array("邮件处理","3","59"); subcat[59] = new Array("开发工具","4","60"); subcat[60] = new Array("调试手记","4","61"); subcat[61] = new Array("面向对象/设计","4","62"); subcat[62] = new Array("企业级应用","4","63"); subcat[63] = new Array("嵌入式开发","4","64"); subcat[64] = new Array("Java与XML","4","65"); subcat[65] = new Array("资料/其它","4","66"); onecount=66;function changelocation(locationid) { document.myform.Nclassid.length = 0; var locationid=locationid; var i; for (i=0;i < onecount; i++) { if (subcat[i][1] == locationid) { document.myform.Nclassid.options[document.myform.Nclassid.length] = new Option(subcat[i][0], subcat[i][2]); } } } </script><form method="post" name="myform" action="ru_query.asp">文章搜索:<select name="action" size="1"><option value="title">文章标题</option></select><select name="classid" onChange="changelocation(document.myform.classid.options[document.myform.classid.selectedIndex].value)" size="1"><option selected value="">未指定条件</option> <option value="1">.Net专区</option> <option value="2">ASP技术</option> <option value="3">PHP技术</option> <option value="4">JSP技术</option> <option value="5">数据库</option> </select> <select name="Nclassid"> <option selected value="">未指定条件</option> </select><input type="text" name="keyword" class=smallinput size=10 value="关键字" maxlength="50"><input type="submit" name3 200分求一正则表达式! 子页面刷新和乱码的两个问题 提供一个论坛,希望大家到这里来瞄瞄,顺散分。 隐藏ul出问题 求助,动态绑定事件出现问题。。。 求鼠标后可跟随文字的特效,文字可以有规律的晃来晃去。。 请问高手,这句是什么意思呢? 很简单的一个问题:大家快来帮忙。。。 请各位一起帮个忙!!!! ASP无组件上传的完全代码和例子。看过了你一定认为好用 一个曾有人问过的问题 如何限制选取图片的大小?
你还是去搜索吧,不过还是给你个例子<script language = "JavaScript">
var onecount;
onecount=0;
subcat = new Array();
subcat[0] = new Array("ASP基础","2","1");
subcat[1] = new Array("ASP应用","2","2");
subcat[2] = new Array("ASP技巧","2","3");
subcat[3] = new Array("性能优化","2","4");
subcat[4] = new Array("安全加密","2","5");
subcat[5] = new Array("XML相关","2","6");
subcat[6] = new Array("全文检索","2","7");
subcat[7] = new Array("客户端相关","2","8");
subcat[8] = new Array("打印相关","2","9");
subcat[9] = new Array("数据库相关","2","10");
subcat[10] = new Array("入门教程","3","11");
subcat[11] = new Array("FTP/HTTP/Debug","3","12");
subcat[12] = new Array("XML应用","3","13");
subcat[13] = new Array("图像处理","3","14");
subcat[14] = new Array("数据库操作","3","15");
subcat[15] = new Array("文件处理","3","16");
subcat[16] = new Array("MS Access","5","17");
subcat[17] = new Array("MS SQL","5","18");
subcat[18] = new Array("DB2","5","19");
subcat[19] = new Array("Oracle","5","20");
subcat[20] = new Array("Application/Applet","4","21");
subcat[21] = new Array("J2EE/EJB/服务器","4","22");
subcat[22] = new Array("J2ME开发","4","23");
subcat[23] = new Array("Java基础","4","24");
subcat[24] = new Array("Java技巧及代码","4","25");
subcat[25] = new Array("Jsp/Servlet","4","26");
subcat[26] = new Array("正则表达式","2","27");
subcat[27] = new Array("系统相关","2","28");
subcat[28] = new Array("组件开发","2","29");
subcat[29] = new Array("脚本编码","2","30");
subcat[30] = new Array("远程脚本","2","31");
subcat[31] = new Array("邮件相关","2","32");
subcat[32] = new Array("FSO专题","2","33");
subcat[33] = new Array(".NET概论及软件使用","1","34");
subcat[34] = new Array("Asp.Net开发","1","35");
subcat[35] = new Array("C#语言","1","36");
subcat[36] = new Array("VB.net语言","1","37");
subcat[37] = new Array("E-mail专题","1","38");
subcat[38] = new Array("WebService","1","39");
subcat[39] = new Array("winform应用","1","40");
subcat[40] = new Array("window app开发","1","41");
subcat[41] = new Array("winsock应用","1","42");
subcat[42] = new Array("XML应用","1","43");
subcat[43] = new Array("数据库应用","1","44");
subcat[44] = new Array("综合应用","1","45");
subcat[45] = new Array("OO相关","1","46");
subcat[46] = new Array("文件操作","1","47");
subcat[47] = new Array("算法/线程","1","48");
subcat[48] = new Array("软件工程","1","49");
subcat[49] = new Array("面向对象程序基础","1","50");
subcat[50] = new Array("SOAP/UDDI/WSDL","1","51");
subcat[51] = new Array("控件开发和使用","1","52");
subcat[52] = new Array("MySQL","5","53");
subcat[53] = new Array("Sybase","5","54");
subcat[54] = new Array("DataWarehouse","5","55");
subcat[55] = new Array("Replication","5","56");
subcat[56] = new Array("Performance Turning","5","57");
subcat[57] = new Array("FAQ","5","58");
subcat[58] = new Array("邮件处理","3","59");
subcat[59] = new Array("开发工具","4","60");
subcat[60] = new Array("调试手记","4","61");
subcat[61] = new Array("面向对象/设计","4","62");
subcat[62] = new Array("企业级应用","4","63");
subcat[63] = new Array("嵌入式开发","4","64");
subcat[64] = new Array("Java与XML","4","65");
subcat[65] = new Array("资料/其它","4","66");
onecount=66;function changelocation(locationid)
{
document.myform.Nclassid.length = 0; var locationid=locationid;
var i;
for (i=0;i < onecount; i++)
{
if (subcat[i][1] == locationid)
{
document.myform.Nclassid.options[document.myform.Nclassid.length] = new Option(subcat[i][0], subcat[i][2]);
}
}
}
</script><form method="post" name="myform" action="ru_query.asp">
文章搜索:
<select name="action" size="1">
<option value="title">文章标题</option>
</select>
<select name="classid" onChange="changelocation(document.myform.classid.options[document.myform.classid.selectedIndex].value)" size="1">
<option selected value="">未指定条件</option>
<option value="1">.Net专区</option>
<option value="2">ASP技术</option>
<option value="3">PHP技术</option>
<option value="4">JSP技术</option>
<option value="5">数据库</option>
</select>
<select name="Nclassid">
<option selected value="">未指定条件</option>
</select>
<input type="text" name="keyword" class=smallinput size=10 value="关键字" maxlength="50">
<input type="submit" name3