$(document).ready(function () {
	(function($) {
	jQuery.fn.backgroundPosition = function() {
	var p = $(this).css("background-position");
	if(typeof(p) === "undefined") return $(this).css("background-position-x") + " " + $(this).css("background-position-y");
	else return p;
	};
	})(jQuery);



	var current_bg_pos = $("#mainmenu").css("background-position");
	var current_page_item = $("#mainmenu .current_page_item").css("background-position");
					
	$("#menu_about a").hover(
		function () {
			$("#mainmenu .current_page_item").css("background-position","0 0");
			$("#mainmenu").css("background-position","0 -68px");
			$(this).css("background-position", "0 -37px");
		}, 
		function () {
			$(this).css("background-position", "0 0");
			$("#mainmenu").css("background-position",current_bg_pos);
			$("#mainmenu .current_page_item").css("background-position",current_page_item);
		}
	);
					
	$("#menu_store a").hover(
		function () {
			$("#mainmenu .current_page_item").css("background-position","0 0");
			$("#mainmenu").css("background-position","0 -68px");
			$(this).css("background-position", "0 -37px");
		}, 
		function () {
			$(this).css("background-position", "0 0");
			$("#mainmenu").css("background-position",current_bg_pos);
			$("#mainmenu .current_page_item").css("background-position",current_page_item);
		}
	);
					
	$("#menu_events a").hover(
		function () {
			$("#mainmenu .current_page_item").css("background-position","0 0");
			$("#mainmenu").css("background-position","0 -340px");
			$(this).css("background-position", "0 -37px");
		}, 
		function () {
			$(this).css("background-position", "0 0");
			$("#mainmenu").css("background-position",current_bg_pos);
			$("#mainmenu .current_page_item").css("background-position",current_page_item);
		}
	);
					
	$("#menu_accessories a").hover(
		function () {
			$("#mainmenu .current_page_item").css("background-position","0 0");
			$("#mainmenu").css("background-position","0 -204px");
			$(this).css("background-position", "0 -37px");
		}, 
		function () {
			$(this).css("background-position", "0 0");
			$("#mainmenu").css("background-position",current_bg_pos);
			$("#mainmenu .current_page_item").css("background-position",current_page_item);
		}
	);
					
	$("#menu_bikes a").hover(
		function () {
			$("#mainmenu .current_page_item").css("background-position","0 0");
			$("#mainmenu").css("background-position","0 -136px");
			$(this).css("background-position", "0 -37px");
		}, 
		function () {
			$(this).css("background-position", "0 0");
			$("#mainmenu").css("background-position",current_bg_pos);
			$("#mainmenu .current_page_item").css("background-position",current_page_item);
		}
	);
					
	$("#menu_team a").hover(
		function () {
			$("#mainmenu .current_page_item").css("background-position","0 0");
			$("#mainmenu").css("background-position","0 -272px");
			$(this).css("background-position", "0 -37px");
		}, 
		function () {
			$(this).css("background-position", "0 0");
			$("#mainmenu").css("background-position",current_bg_pos);
			$("#mainmenu .current_page_item").css("background-position",current_page_item);
		}
	);
	$("#menu_contact a").hover(
		function () {
			$("#mainmenu .current_page_item").css("background-position","0 0");
			$("#mainmenu").css("background-position","0 -408px");
			$(this).css("background-position", "0 -37px");
		}, 
		function () {
			$(this).css("background-position", "0 0");
			$("#mainmenu").css("background-position",current_bg_pos);
			$("#mainmenu .current_page_item").css("background-position",current_page_item);
		}
	);
});