function loadSlide(updown)
{
  if ( typeof loadSlide.counter == 'undefined' )
  {
    // It has not... perform the initilization
    loadSlide.counter = 1;
  }
  if ( typeof loadSlide.smax == 'undefined' )
  {
    // It has not... perform the initilization
    loadSlide.smax = 9;
  }

  if (updown == "up")
  {
   if(loadSlide.counter < loadSlide.smax)
   {
    loadSlide.counter++;
   }else{
    loadSlide.counter = 1;
   }
  }else{
    if(loadSlide.counter > 1)
   {
    loadSlide.counter--;
   }else{
    loadSlide.counter = loadSlide.smax;
   }
  }
  //loading the actual slides by number
  switch(loadSlide.counter)
  {
   case 1:
    $("body").css("background-image", "url(slides/loveboat.jpg)");
    //alert(loadSlide.counter);
    break;
   case 2:
    $("body").css("background-image", "url(slides/tunnel.jpg)");
    break;
   case 3:
    $("body").css("background-image", "url(slides/bus.jpg)");
    break;
   case 4:
    $("body").css("background-image", "url(slides/dandy.jpg)");
    break;
   case 5:
    $("body").css("background-image", "url(slides/lady.jpg)");
    break;
   case 6:
    $("body").css("background-image", "url(slides/bathtub.jpg)");
    break;
   case 7:
    $("body").css("background-image", "url(slides/hand.jpg)");
    break;
   case 8:
    $("body").css("background-image", "url(slides/sailboat.jpg)");
    break;
   case 9:
    $("body").css("background-image", "url(slides/rainbow.jpg)");
    break;
   default:

  }
}

function preload(arrayOfImages) {
    $(arrayOfImages).each(function(){
        $('<img/>')[0].src = this;
    });
}