$(document).ready(function(){
	$(".area").each(function(){
		var $this = $(this);
		var $div = $this.attr("layer");
		var $hover = $('.'+$div);

		if ($this.hasClass('active')) {
			$hover.css('background-position', $this.attr('position'));
		} else {
			$this.mousemove(function(){
				if ($hover.css('background-position') == '0px 0px') {
					$hover.css('background-position', $this.attr('position'));
				}
			}).mouseleave(function(){
				$hover.css('background-position', '0px 0px');
			});
		}
	});

	$('.menu2_1 ul li a').hover(function(){
		var id = $(this).attr('id');
		$('.menu2_2').each(function(){
			if ($(this).attr('id') != 'sub_'+id) {
				$(this).css('display', 'none');
			}
		});
		$('.menu2_2#sub_'+id).css('display', 'block');
	});
});