var feber = new Object();

feber.ImageSupport = function(containerId){
  var containerId = containerId;
  var currentIndex = 0;
  var container = document.getElementById(containerId);
  var images = container.getElementsByTagName('img');
  images[0].style.display='block';
  
  setInterval(function(){

    var currentImage = images[currentIndex];

    currentImage.style.display='none';

	var nextImage;
    if(currentIndex == images.length - 1){
      nextImage = images[0];
	  currentIndex = 0;
	}else{
      currentIndex++;
	  nextImage=images[currentIndex];
	}
	nextImage.style.display='inline';

  }, 3000);

}

feber.ImageSupport.prototype={
  change : function(){

    var currentImage = this.images[this.currentIndex];
    currentImage.style.display='';
	var nextImage = this.getNextImage();
	nextImage.style.display='block';

  },
  getNextImage : function(){
    if(this.currentIndex >= this.images.length)
      return this.images[0];
    this.currentIndex++;
	return this.images[this.currentIndex];
  }

}