var imageRotator = new function(){};

imageRotator.nextImageToLoad = 2;
imageRotator.currentContainer = 1;

var aryImages = new Array(4);
	
	//var currentContainer = 1;
  aryImages[0] = "/i/home/home1.jpg";
  aryImages[1] = "/i/home/home2.jpg";
	aryImages[2] = "/i/home/home3.jpg";
	aryImages[3] = "/i/home/home4.jpg";

$(document).ready(function(){
 

  for (i=0; i < aryImages.length; i++) {
    var preload = new Image();
    preload.src = aryImages[i];
  }

  swapImg = function() {
		$('#image2').css("display","block");
   
	 	/* do fade*/
		if (imageRotator.currentContainer== 1){

			$('#image1').fadeOut('slow', function() {
				/* set hidden image src for next image*/
				$("#image1").attr("src",aryImages[imageRotator.nextImageToLoad]);
				imageRotator.setNextImage();
	  	});
			imageRotator.currentContainer = 2;
		} else {
			$('#image1').fadeIn('slow', function() {
					/* set hidden image src for next image*/
					$("#image2").attr("src",aryImages[imageRotator.nextImageToLoad]);
					imageRotator.setNextImage();
	 		 });
			 imageRotator.currentContainer = 1;
		}
		
		
		
		$("#debugDiv").html("END: "+imageRotator.nextImageToLoad);
  } // end swapImg function
	
	window.setInterval("swapImg()",5000);
	
});

imageRotator.setNextImage = function(){
if (imageRotator.nextImageToLoad  == aryImages.length - 1){
			imageRotator.nextImageToLoad = 0;
		} else {
		imageRotator.nextImageToLoad ++
		}
}