关于级联菜单，onchange 没反应,请教了 - ASP技术论坛

问题点数：0 回复次数：0

关于级联菜单，onchange 没反应,请教了

表 QJ
ID    qy    jz
1    1    孟河局
2    1    小河局
3    2    魏村局
4    2    安家局

代码：



<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<link href="Style.css" rel="stylesheet" type="text/css">
<script   language   ="javascript"   >
var onecount;
onecount=0;
jzs   =   new   Array();
<%
sql   =   "select * from qj  "
set   rs   =   conn.execute(sql)
i   =   0
while   not   rs.eof
%>
jzs[<%=i%>]   =new   Array("<%=rs("qy")%>","<%=rs("jz")%>");
<%
i   =   i   +   1
rs.movenext
wend
rs.close
set   rs   =   nothing
%>
   onecount=<%=i%>;
function   changelocation(selvalue){
    var   selvalue   =   selvalue;
    var   i;
    document.form2.jz1.length   =   0   ;
    document.form2.jz1.options[document.form2.jz1.length]   =   new   option("请选择","");
    for   (i   =   0   ;i   < onecount;i++){
      if(jzs[i][0]==selvalue){
        document.form2.jz1.options[document.form2.jz1.length]   =   new   option(jzs[i][1],jzs[i][1]);
      }
    }
}
</script>
<title></title>
</head>

<body>
<table width="391"  border="0">
  <tr valign="top">
    <th width="385" height="53" ><div align="right">
      <form name="form2" method="post" action="glsb.asp">
        <div align="right">
          <p><span class="tdbg"><strong>选择区域：</strong></span>
              <select name="qy1" id="qy1" onchange="changelocation(document.form2.qy1.options[document.form2.qy1.selectedIndex].value)">
               <option value=0 selected >请选择</option>
                <option value="1">1</option>
                <option value="2">2</option>
              </select>
              选择局站:
              <select name="jz1" id="jz1"> </select>
              <input type="submit" name="Submit3" value="查询">
            </p>
          </div>
      </form>
    </div></th>
  </tr>
</table>
<div align="center"></div>
</body>
</html>

第一级菜单，我选择后，第二级菜单没反应啊，谁能帮我看看，哪里出错了？

搜索更多相关主题的帖子: content　sql　html　include　file　