function update_cb(ins,categoryId) {
	if (ins.checked) {
		
		document.getElementById("compare_h").style.display="block";
		document.getElementById("compare_f").style.display="block";
		add_to_cp(ins.id,categoryId);
	}
	else
		dell_from_cp(ins.id,categoryId);
}
function add_to_cp(itemId,categoryId) {
  var pars = {itemId: itemId, categoryId: categoryId};
  var url = "/compare/add";
  var myAjax = new Ajax.Request(
    url,
    {
      method: "post",
      parameters: pars,
      onComplete: function(transport){
		    $('compare_count').innerHTML="Выбрано товаров: <strong>" + transport.responseText + "</strong>";
		    $('compare_count_f').innerHTML="Выбрано товаров: <strong>" + transport.responseText + "</strong>";
		  }
    });	
}
function dell_from_cp(itemId,categoryId) {
  var pars = {itemId: itemId, categoryId: categoryId};
  var url = "/compare/del";
  var myAjax = new Ajax.Request(
    url,
    {
      method: "post",
      parameters: pars,
      onComplete: function(transport){
		    //если 0 то скрыть кнопки сравнения
		    if(transport.responseText!='0'){
		    $('compare_count').innerHTML="Выбрано товаров: <strong>" + transport.responseText + "</strong>";
		    $('compare_count_f').innerHTML="Выбрано товаров: <strong>" + transport.responseText + "</strong>";
		    }else{
		    document.getElementById("compare_h").style.display="none";
		    document.getElementById("compare_f").style.display="none";
		    }
		  }
    });	
}
function del_all(categoryId) {
  var pars = {categoryId: categoryId};
  var url = "/compare/delall";
  var myAjax = new Ajax.Request(
    url,
    {
      method: "post",
      parameters: pars,
      onComplete: function(transport){
		    document.getElementById("compare_h").style.display="none";
		    document.getElementById("compare_f").style.display="none";
		    $$('.chkbox').each(function(e){e.checked=false;})
		  }
    });	
}
//function compare(){
//	var url = '/compare/show/catid/'+$F('categoryId');
//	location = url;
//}