$(document).ready(function (){

		$('#menu_top > div.top > a').hover(function(){
		$('#menu_top > div.top > a').removeClass('select');
		$(this).addClass('select');
		var n = ($('#menu_top > div.top > a').index(this));
		$('#menu_top > div.box_children').css("display","block");
		$('#menu_top > div.box_children > div.center > div.children').css("display","none").eq(n).css("display","block");
		$('#menu_top > div.box_children > div.center > div.description').css("display","none").eq(n).css("display","block");
		});										 
												 
		$('#menu_top, #menu_top > div.box_children').bind('mouseleave', function(){
		$('#menu_top > div.box_children').css("display","none");
		$('#menu_top > div.top > a').removeClass('select');

	});
			
		$('#menu_top > div.top > div.contacts > a').hover(function(){
		$('#menu_top > div.box_children').css("display","none");
		$('#menu_top > div.top > a').removeClass('select');
		});
});