日期:2014-05-16  浏览次数:20475 次

這段代碼怎麼運行不了!
<!DOCTYPE   HTML   PUBLIC   "-//W3C//DTD   HTML   4.0   Transitional//EN ">
<html>
<head>
<title> Demo </title>
<meta   http-equiv= "Cache-Control "   content= "no-cache ">
<meta   http-equiv= "content-type "   content= "text/html;charset=utf-8 ">
<script   type= "text/javascript "   src= "prototype.js "> </script>
</head>
<   script   LANGUAGE= "javascript "   >
var   onecount;  
onecount=0;  
subcat   =   new   Array();  
subcat[0]   =   new   Array( "徐汇区 ", "01 ", "001 ");
subcat[1]   =   new   Array( "嘉定区 ", "01 ", "002 ");  
subcat[2]   =   new   Array( "黄浦区 ", "01 ", "003 ");  
subcat[3]   =   new   Array( "南昌市 ", "02 ", "004 ");  
subcat[4]   =   new   Array( "九江市 ", "02 ", "005 ");  
subcat[5]   =   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][1]   ==   locationid)  
                        {    
                        document.myform.smalllocation.options[document.myform.smalllocation.length]  
  =   new   Option(subcat[i][0],   subcat[i][2]);  
                        }                  
                }  
                 
        }  
<   /script   >
<   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   >