function randomimage(){
    shuffle = function(o){
      for(var j, x, i = o.length; i; j = parseInt(Math.random() * i), x = o[--i], o[i] = o[j], o[j] = x);
      return o;
    };
    //document.write(shuffle(["<img src=www/images/foto1.jpg border=0 />", "<img src=www/images/foto2.jpg />"]));
    
    document.write(shuffle(["<img src=www/images/foto1.jpg border=0 />", "<img src=www/images/foto2.jpg />"]));

   // document.write('<img src="'+myimages[ry]+'" border="0">')
}



function slideSwitch() {
    var $active = $('#slideshow IMG.active');

    if ( $active.length == 0 ) $active = $('#slideshow IMG:last');

    var $next =  $active.next().length ? $active.next()
        : $('#slideshow IMG:first');

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

    $next.css({opacity: 0.0})
        .addClass('active')
        .animate({opacity: 1.0}, 1000, function() {
            $active.removeClass('active last-active');
        });
}

$(function() {
    setInterval( "slideSwitch()", 5000 );
});