$().ready(function () {
    var selector = "#Nav a[href='" + location.pathname + "']";
    $(selector).addClass("Active");

    $(".MenuPop").click(function () {
        $(this).children("ul").toggle();
    }).children("ul").hide();

	$(".roll").hover(
		function () {
			$(this).attr("src", $(this).attr("src").replace("_up", "_over"));
		},
		function () {
			$(this).attr("src", $(this).attr("src").replace("_over", "_up"));
		}
	);
});