public function executeBizRule($bizRule,$params,$data)
	{
		if($bizRule==='' || $bizRule===null)
			return true;
		if ($this->showErrors)
			return eval($bizRule)!=0;
		else
		{
			try
			{
				return @eval($bizRule)!=0;
			}
			catch (ParseError $e)
			{
				return false;
			}
		}
	}