subcat = new Array(); subcat[0] = new Array("徐匯區","01","001"); subcat[1] = new Array("嘉定區","01","002"); subcat[2] = new Array("黃浦區","01","003"); subcat[3] = new Array("南昌市","02","004"); subcat[4] = new Array("九江市","02","005"); subcat[5] = new Array("上饒市","02","006");
onecount=6;
function changelocation(locationid) { document.myform.smalllocation.length = 0;
var locationid=locationid; var i; document.myform.smalllocation.options[0] = new Option('====所有地區====',''); 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]); } }