function menuTab(tabName) {
    $(document).ready(function() {
        $(tabName).addClass('current');
        alignFooter()
       // $(window).resize(function() { alignFooter() });
    });
}

function alignFooter() {
    /*var sp = $('#site_placeholder').height() ;
    var footer = 101;
    var bh = $(window).height();
    sp+footer < bh ? bh -= footer : bh = sp + 20;
    $('#site_placeholder').css({ 'height': bh + 'px' });*/
}