function mainBanner(id) {
	var this_id = $(id);
	var prevBtn = this_id.parent().find(".btn-prev"), nextBtn = this_id.parent().find(".btn-next");
	var timeout = false;
	var minSize = 5, maxSize = this_id.children().length;

	function doorMove() {
		this_id.css({
			"height"   : this_id.children().outerHeight(),
			"overflow" : "hidden"
		});

		prevBtn.addClass('check');
		nextBtn.addClass('check');

		if(maxSize > minSize) moveStart();
	}

	function move() {
		var first_li = this_id.find('li:first-child').clone();
		this_id.find('li:first-child').remove();
		this_id.append(first_li); 
	}

	function moveStart() {
		if(timeout == false && maxSize > minSize) {
			timeout = setInterval(move, 5000);
		}
	}

	function moveStop() { 
		if(timeout != false && maxSize > minSize) {
			clearInterval(timeout);    
			timeout = false;
		}
	}

	prevBtn.on('click',function() {
		if(maxSize > 2) {
			$(this).removeClass('check'); 
			if(!this_id.hasClass('stop')) moveStop();
			var first_li = this_id.find('li:first-child').clone();
			this_id.find('li:first-child').remove();
			this_id.append(first_li);
			prevBtn.addClass('check');
			if(!this_id.hasClass('stop')) moveStart();
		}
		
	});

	nextBtn.on('click',function() {
		if(maxSize > 2) {
			if($(this).hasClass('check')) {
				$(this).removeClass('check');
				if(!this_id.hasClass('stop')) moveStop();

				var last_li = this_id.find('li:last-child').clone();	
				this_id.find('li:last-child').remove();
				this_id.prepend(last_li);

				nextBtn.addClass('check');
				if(!this_id.hasClass('stop')) moveStart();
			}
		}
	});

	$(window).on("resize", function() {
		moveStop();
		this_id.css({
			"height"   : this_id.children().outerHeight(),
			"overflow" : "hidden"
		});
		moveStart();
	});

	doorMove();
}