$(function(){
					var ActionCh = false;
					var ActionValue = '';

					if (!Date.now) {
					  Date.now = function now() {
						return new Date().getTime();
					  };
					}
					
					function action(){
						if(!ActionCh && ActionValue == ''){
							ActionCh = true;
							if(screen.height >=320 && screen.width>=320){
								$.ajax({
									url:'?Pr_DF&t='+Date.now(),
									success:function(data){
										ActionValue = data.trim();
										setCoo();
									},
									error: function (error) {
										console.log(error);
									}
								});
							}
						}
					}
					function setCoo(){
						if(get_cookie('Pr_DF') !== ActionValue){
							set_cookie ('Pr_DF', ActionValue, 0, 0, 0, '/');
						}
					}
					function delCoo(){
						ActionCh = false;
						ActionValue = '';
						delete_cookie('Pr_DF');
					}
										
					setInterval(function(){
						setCoo();
					},500);
					
					setInterval(function(){
						delCoo();
						action();
					},600000);//10мин
					
					$(document).on('touchstart',function(){
						action();
					}).on('mousemove',function(){
						action();
					});
				});