function shop_filter(){
   var t = false;
   if ($('.filter-content.active', $(this)).get().length > 0) t = true;
   $('.filter-content.active', $('table.filters')).removeClass('active');
   if (!t) $('.filter-content', $(this)).addClass('active');
  }

function buy(id, name){
 document.location.href = 'skishop/order/'+id;
}