var friendlyName = [];
friendlyName["index.php?p=1_1"] = "/home";
friendlyName["index.php?p=1_2"] = "/menu";
friendlyName["index.php?p=1_3"] = "/location";
friendlyName["index.php?p=1_4"] = "/contact";

$(document).ready(function() {
//change the menus' href
	$(".menu a").each(function() {
		if (friendlyName[$(this).attr("href")] !== null) {
			$(this).attr("href", friendlyName[$(this).attr("href")]);
		}
	});

	//highlight again
	$(".menu a[href='" + window.location.pathname + "']:first").parent().addClass("current_page_item");
	if ($(".menu li.current_page_item").length == 0) {
		$(".menu li:first").addClass("current_page_item");
	}
});