window.addEvent('domready', function()
{

    startshowFoto (1);
});

function startshowFoto (count)
{
  if (!$('clone'))
  {
    var clone = new Element('div', {'id' : 'clone', 'class': 'clone'});
    clone.injectInside('dc-head');
  }

  $('clone').effect('opacity', {duration: 1300, transition: Fx.Transitions.linear}).start(0, '0.5');
  setTimeout("showFoto('/style/img/dc-head-"+count+".jpg');", 2400);
  count = count + 1;
  if (count == 4)
  {
    count = 1;
  }
  setTimeout("startshowFoto("+count+");", 20000);
  
}

function showFoto (img)
{
  new Asset.images([img], {
      onComplete: function()
      {
        $('dc-head').setStyles('background-image: url('+img+');');
        $('clone').effect('opacity', {duration: 1000, transition: Fx.Transitions.linear}).start('0.5', '0');
      }
  });
}