function setSelectedTab(selectedTab) {
    switch (selectedTab) {
        case "Institutional":
            $("#menu_2_Over img").css("visibility", "hidden");
            break;
        case "Advisers":
            $("#menu_3_Over img").css("visibility", "hidden");
            break;
        case "Employers":
            $("#menu_4_Over img").css("visibility", "hidden");
            break;
        default:
            $("#menu_1_Over img").css("visibility", "hidden");
    }
}