var interval = 1000; 

		var random_display = 0;

		var image_dir = ""

		var ImageNum = 0;

	imageArray = new Array();

	imageArray[ImageNum++] = new imageItem(image_dir + "fish01.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish02.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish03.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish04.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish05.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish06.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish07.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish08.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish09.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish10.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish11.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish12.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish13.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish14.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish15.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish16.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish17.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish18.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish19.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish20.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish21.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish22.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish23.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish24.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish25.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish26.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish27.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish28.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish29.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish30.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish31.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish32.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish33.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish34.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish35.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish36.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish37.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish38.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish39.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish40.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish41.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish42.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish43.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish44.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish45.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish46.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish47.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish48.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish49.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish50.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish51.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish52.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish53.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish54.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish55.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish56.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish57.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish58.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish59.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish60.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish61.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish62.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish63.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish64.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish65.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish66.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish67.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish68.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish69.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish70.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish71.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish72.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish73.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish74.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish75.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish76.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish77.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish78.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish79.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish80.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish81.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish82.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish83.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish84.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish85.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish86.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish87.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish88.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish89.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish90.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish91.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish92.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish93.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish94.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish95.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish96.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish97.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish98.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish99.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish100.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish101.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish102.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish103.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish104.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish105.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish106.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish107.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish108.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish109.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish110.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish111.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish112.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish113.jpg");
	imageArray[ImageNum++] = new imageItem(image_dir + "fish114.jpg");

	
	var number_of_image = imageArray.length;

	function imageItem(image_location) 
	{
		this.image_item = new Image();
		this.image_item.src = image_location;
	}

	
	function get_ImageItemLocation(imageObj) 
	{
		return(imageObj.image_item.src)
	}


	function randNum(x, y) 
	{
		var range = y - x + 1;
		return Math.floor(Math.random() * range) + x;
	}

	
	function getNextImage() 
	{
		if (random_display) {
		ImageNum = randNum(0, number_of_image-1);
	}
		else {
		ImageNum = (ImageNum+1) % number_of_image;
	}
	
	var new_image = get_ImageItemLocation(imageArray[ImageNum]);
	return(new_image);
	
	}

	function getPrevImage() 
	{
	
		ImageNum = (ImageNum-1) % number_of_image;
		
		var new_image = get_ImageItemLocation(imageArray[ImageNum]);
		
		return(new_image);
	
	}

	function prevImage(place) 
	{
	
	var new_image = getPrevImage();
	
	document[place].src = new_image;
	
	}

	function rotateImage(place) 
	{

	var new_image = getNextImage();

	document[place].src = new_image;

	var recur_call = "rotateImage('"+place+"')";

	timerID = setTimeout(recur_call, interval);
	
	}