<!--#include file="conn.asp" -->
<%
dim rs
dim sql
dim count
sql = "select * from Small order by ID asc"
rs.open sql,conn,1,1
%>
<script language = "JavaScript">
var onecount;
subcat = new Array();
        <%
        count = 0
        do while not rs.eof
        %>
subcat[<%=count%>] = new Array("<%= trim(rs("Small"))%>","<%= trim(rs("Big"))%>","<%= trim(rs("Small"))%>");
        <%
        count = count + 1
        rs.movenext
        loop
        rs.close
        %>
onecount=<%=count%>;

function changelocation(locationid)
    {
    document.myform.SmallClassName.length = 1;
    var locationid=locationid;
    var i;
    for (i=0;i < onecount; i++)
        {
            if (subcat[i][1] == locationid)
            {
                document.myform.SmallClassName.options[document.myform.SmallClassName.length] = new Option(subcat[i][0], subcat[i][2]);
            }       
        }
    }  

</script>
<TD width="622">
        <%
        sql = "select * from Big"
        rs.open sql,conn,1,1
   if rs.eof and rs.bof then
    response.write "请先添加栏目。"
   else
   %>
        <select name="BigClassName" onChange="changelocation(document.myform.BigClassName.options[document.myform.BigClassName.selectedIndex].value)" size="1">
        <option selected value="<%=trim(rs("Big"))%>"><%=trim(rs("Big"))%></option>
            <%
    dim selclass
      sel rs.movenext
      do while not rs.eof
    %>
                      <option value="<%=trim(rs("Big"))%>"><%=trim(rs("Big"))%></option>
                      <%
          rs.movenext
         loop
   end if
        rs.close
    %>
                    </select>
                    <select name="SmallClassName">
                      <option value="" selected>请选择小类</option>
                      <%
    sql="select * from Small where Big='" & selclass & "'"
    rs.open sql,conn,1,1
    if not(rs.eof and rs.bof) then
    %>
                      <option value="<%=rs("Small")%>"><%=rs("Small")%></option>
                      <% rs.movenext
     do while not rs.eof%>
                      <option value="<%=rs("Small")%>"><%=rs("Small")%></option>
                      <%
       rs.movenext
     loop
    end if
         rs.close
    %>
           </select>
  </strong>