function branding(speed) {
    jQuery('.branding li.branding-1').addClass('show');
    var timer = setInterval('next()', speed);
}

function next() {
    var current = (jQuery('.branding li.show')? jQuery('.branding li.show') : jQuery('.branding li.branding-1'));
    var next = (current.next().length? current.next() : jQuery('.branding li.branding-1'));
    next.css({opacity:0.0}).addClass('show').animate({opacity:1.0},1000);
    current.animate({opacity:0.0},1000).removeClass('show');
}