function slideSwitch() {
    var $active = $('#page-image img.active');

    if ( $active.length == 0 ) $active = $('#page-image img:last');

    var $next =  $active.next().length ? $active.next(): $('#page-image img:first');

    $active.addClass('last-active');

    $next.css({opacity: 0.0})
        .addClass('active')
        .animate({opacity: 1.0}, 1500, function() {
            $active.removeClass('active last-active');
        });
 
}

$(function() {
        $pageimage =  $('#page-image');
     
        if ($pageimage.children().length > 1){
           setInterval( "slideSwitch()", 5000 );
        }



});