Modal window whith cookie

modal.js

$(window).load(function() {
var hideTheModal = $.cookie('hideTheModal');
  if(hideTheModal == null) {
	$('#overlay').fadeIn(400,function() {
		$('#modal_form').css('display', 'block').animate({opacity: 1, top: '50%'}, 200);
	});

	$('#modal_close, #modal_success').click( function() {
    var date = new Date();
 		var minutes = 1;
 		date.setTime(date.getTime() + (minutes * 60 * 1000));
    $.cookie('hideTheModal', 'true', { expires: date });
		$('#modal_form').animate({opacity: 0, top: '45%'}, 200, function() { 
			$(this).css('display', 'none');
			$('#overlay').fadeOut(400);
		});
	});
  };
});