var last_sub_cat = 0;

function getScrollY() {
  var scrOfY = 0;
  if( typeof( window.pageYOffset ) == 'number' ) {
    //Netscape compliant
    scrOfY = window.pageYOffset;
  } else if( document.body && ( document.body.scrollTop ) ) {
    //DOM compliant
    scrOfY = document.body.scrollTop;
  } else if( document.documentElement && (document.documentElement.scrollTop ) ) {
    //IE6 standards compliant mode
    scrOfY = document.documentElement.scrollTop;
  }
  return scrOfY;
}

function basket_add(id)
{
	var e = document.getElementById('trash_value');
	if (e) {
		e.value = id;
		e = document.getElementById('trash_form');
		if (e) e.submit();
	}
}
function basket_del(id)
{
	var e = document.getElementById('trash_del_value');
	if (e) {
		e.value = id;
		e = document.getElementById('trash_form');
		if (e) e.submit();
	}
}

function get_subcat(id)
{
	//if(last_sub_cat==id) return false;
	var e;
	if(last_sub_cat!=0)
	{
		e = document.getElementById('sub_li_'+last_sub_cat);
		if (e) {
			e.style.backgroundImage = "url(../images/folder.gif)";
		}
		e = document.getElementById('sub_content_'+last_sub_cat);
		if (e) {
			e.style.display = 'none';
		}
	}

	if (last_sub_cat!=id) {
		e = document.getElementById('sub_li_'+id);
		if (e) {
			e.style.backgroundImage = "url(../images/folderopen.gif)";
		}
		e = document.getElementById('sub_content_'+id);
		if (e) {
			e.style.display = 'block';
		}
		last_sub_cat=id;
	} else last_sub_cat = 0;
	return true;
}