这段程序应该怎么改?
function changelocation(bz,locationid,zh)//改变下拉框的内容
{
document.myform.wd.length = 0;
var bz=bz;
var locationid=locationid;
var zh=zh;
var i;
document.myform.wd.options[0] = new Option('=网点=');
for (i=0;i < onecount; i++)
{
if (subcat[i][0] == bz && subcat[i][1]==locationid && subcat[i][2]==zh)
{
document.myform.wd.options[document.myform.wd.length] = new Option(subcat[i][3],subcat[i][3]);
}
}
}
如果我想把这段程序改成vb脚本应该怎么改?