function user_res()
{
var w=screen.width;
var h=screen.height;
return w+'.'+h;
}

function sms(id)
{
var sss=user_res();
var res = sss.split(".");
 window.open('/modules/sms.php?smsid=' + id, 'sms', 'width=550,height=250,menubar=no,directories=no,statusbar=no,toolbar=no,scrollbars=no,resizable=no,left='+res[0]/4+',top='+res[1]/3);
}

function refresh(url_page)
{
var loc=document.all.location_name.value;
location.href=url_page+"&loc="+loc;
}

function show(id) {
  if (document.images)
    document.images.img.src = "/pic/item/"+id;
}

function show2(id) {
  if (document.images)
    document.images.img.src = "/pic/shop/"+id;
}

function show3(id) {
  if (document.images)
    document.images.img.src = "/pic/brand/"+id;
}