//doc=document;
 function mover(obj) {
  obj.filters[0].enabled = false;
  obj.filters[1].enabled = false;
 }
 function mout(obj) {
  obj.filters[0].enabled = true;
  obj.filters[1].enabled = true;
 }

function mouseMove(e)
{
var doc=document;
 if (ie4)
 {
  if (ie5)
  {
   xx = event.x + doc.body.scrollLeft;
   yy = event.y + doc.body.scrollTop;
  }
  else
  {
   xx = event.x; yy = event.y;
  }
 }
 if (ns4) {
  xx = e.pageX; yy = e.pageY;
 }
 if (sw && over) moveTo(over, xx + offsetx, yy + offsety);
}

function showObject(obj)
{
 if (ns4) obj.visibility = "show";
 else if (ie4) obj.visibility = "visible";
}

function hideObject(obj)
{
 if (ns4) obj.visibility = "hide";
 else if (ie4) obj.visibility = "hidden";
}

function moveTo(obj, xL, yL)
{
 obj.left = xL;
 obj.top = yL;
}

function item(price, count)
{
 this.price = price;
 this.count = count;
 this.oldcount = count;
}

function showItem (item_id)
{
// open('/iteminfo.php?itemid=' + item_id, 'Info', 'top=100, left=100, toolbar=no, location=no, resizable=no, scrollbars=yes, status=yes, width=400, height=400');
 open('/iteminfo/'+ item_id+'.html', 'Info', 'top=100, left=100, toolbar=no, location=no, resizable=yes, scrollbars=yes, status=yes, width=400, height=400');
}

function showNews (news_id)
{
 open('/news.php?nid=' + news_id, 'News', 'top=100, left=100, toolbar=no, location=no, resizable=no, scrollbars=yes, status=yes, width=600, height=400');
}

function addItem (item_id)
{
 var form = doc.forms('bform');
 form.elements('go').value = "add";
 form.elements('item').value = item_id;
 form.submit();
}

function gotoPage (page_num)
{
 var form = doc.forms('bform');
 form.elements('go').value = "page";
 form.elements('num').value = page_num;
 form.submit();
}

function compare ()
{
 var form = doc.forms('bform');
 form.elements('go').value = "compare";
 form.submit();
}

function update_sum (fld, item_id)
{
 var i;
 var sum = 0;
 var max_cnt=1000;
// var form = doc.forms('bform');
 var form = fld.form;
 var num = fld.value;
 var num_int=parseInt(num);
	if ((num_int != num && num) || num_int < 0 || num_int > max_cnt)
	{
		num = cart[item_id].count;
		fld.value = num;
	}
	else
	{
		cart[item_id].count = num;
	}

	form.elements('itemsum[' + item_id + ']').value = (num * cart[item_id].price);
	for (i in form) if (i.indexOf("itemsum", 0) != -1) sum += parseInt(form.elements(i).value);
	form.elements('sum').value = sum;
}

function chk_delete (fld, item_id)
{
 var form = doc.forms('bform');
 var cfld = form.elements('itemcount[' + item_id + ']');
 if (fld.checked) cfld.value = 0;
 else cfld.value = cart[item_id].oldcount;
 update_sum(cfld, item_id);
}

function showCart()
{
var doc=document;
 var i;
 for (i = 0; i < 10; i++) if (doc.all('s' + i)) doc.all('s' + i).style.visibility = "hidden";
 if (sw || !over) return;
 moveTo(over, xx + offsetx, yy + offsety);
 showObject(over);
 sw = 1;
}

function hideCart()
{
var doc=document;
 if (over)
 {
  var i;
  for (i = 0; i < 10; i++) if (doc.all('s' + i)) doc.all('s' + i).style.visibility = "visible";
  hideObject(over);
  sw = 0;
 }
}