var current = $("#home-text");

$(".menu li").click(function () {

    var s = $(this).text();

    $(current).hide();

    if (s === "Home") {
        current = $("#home-text");
    } else if (s === "Services") {
        current = $("#services");
    } else if (s === "Gallery") {
        $("#gallery").load("open.html");
        current = $("#gallery");
    } else if (s === "Tools") {
        current = $("#tools");
    } else if (s === "Process") {
        current = $("#process");
    } else if (s === "Contact") {
        current = $("#contact");
    } else if (s === "About Us") {
        current = $("#about-us");
    }
    current.show();

});