function prepareNav() {
    $("#accordion>ul>li>ul").css("display", "none");

    //Setting first item to show
    //$("#accordion>ul>li>ul:first").css("display", "block");
    //$("#accordion>ul>li>a:first").removeClass('accCat').addClass('accordionCatSelected');

    $("#accordion>ul>li>a").click(function() {
        if ($(this).siblings("ul").css('display') == 'block') return;

        $("#accordion>ul>li>ul:visible").slideUp('50');
        $(this).siblings("ul").slideDown('50');

        $("#accordion>ul>li>a").removeClass('accordionCatSelected').addClass('accCat');
        $(this).removeClass('accCat').addClass('accordionCatSelected');
    });
}