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- HTML/XHTML教程
- XHTML入门学习教程:网页Head和DTD
- XHTML入门学习教程:XHTML超级链接
- XHTML入门学习教程:列表标签的使用
- XHTML入门学习教程:文字格式与特殊字符
- XHTML入门学习教程:XHTML标签
- XHTML入门学习教程:XHTML常用标签
- XHTML入门学习教程:什么是XHTML?
- XHTML入门学习教程:简单网页制作
- HTML网页的基本组成概述
- 表格边框的css语法
- HTML表格标记教程(48):CSS修饰表格
- HTML表格标记教程(46):表格的表尾标记
- HTML表格标记教程(47):表格嵌套
- HTML表格标记教程(45):表格的表主体标记
- HTML表格标记教程(43):表头的垂直对齐属性VALIGN
- HTML表格标记教程(44):表格的表首标记
- HTML表格标记教程(42):表头的水平对齐属性ALIGN
- HTML表格标记教程(40):表头的暗边框色属性BORDERCOLORDARK
- HTML表格标记教程(39):表头的亮边框色属性BORDERCOLORLIGHT
- HTML表格标记教程(38):表头的边框色属性BORDERCOLOR
HTML/XHTML教程 中的 连动下拉菜单
出处:互联网 整理: 软晨网（RuanChen.com） 发布: 2009-11-04 浏览: 38 ::
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<html>
<head>
<title>List</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<script LANGUAGE="javascript">
<!--
var onecount;
onecount=0;
subcat = new Array();
subcat[0] = new Array("徐汇区","01","001");
subcat = new Array("嘉定区","01","002");
subcat = new Array("黄浦区","01","003");
subcat = new Array("南昌市","02","004");
subcat = new Array("九江市","02","005");
subcat = new Array("上饶市","02","006");
onecount=6;
function changelocation(locationid)
{
document.myform.smalllocation.length = 0;
var locationid=locationid;
var i;
document.myform.smalllocation.options[0] = new Option('====所有地区====','');
for (i=0;i < onecount; i++)
{
if (subcat[i] == locationid)
{
document.myform.smalllocation.options[document.myform.smalllocation.length] = new Option(subcat[i][0], subcat[i]);
}
}
}
//-->
</script>
</head>
<body>
<form name="myform" method="post">
<select name="biglocation" onChange="changelocation(document.myform.biglocation.options[document.myform.biglocation.selectedIndex].value)">
<option value="01" selected>上海</option>
<option value="02">江西</option>
</select>
<select name="smalllocation">
<option selected value="">==所有地区==</option>
</select>
</form>
<script LANGUAGE="javascript">
<!--
changelocation(document.myform.biglocation.options[document.myform.biglocation.selectedIndex].value);
//-->
</script>
</body>
</html>
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