function init_slideshow()
{
  for(i = 0; i < ref_pics.length; i++)
  {
    $(ref_pics[i]).setStyles({opacity: 0, display: 'block'}); 
  }
  refshow(0);
}
function refshow(picid)
{
  if(picid == ref_pics.length) picid = 0;
  var usepicid = ref_pics[picid];
  $(usepicid).set('morph',{
    duration: 'normal',
    onComplete: function()
    {
      setTimeout('refhide('+picid+')',3000);
    }
   }
   );
   $(usepicid).morph({opacity: 100});
}

function refhide(picid)
{
  var usepicid = ref_pics[picid];
 
   $(usepicid).set('morph',{
    duration: 'normal',
    onComplete: function()
    {
      setTimeout('refshow('+(picid+1)+')',250);
    }
    });
   $(usepicid).morph({opacity: 0});
}