var image_dir = "/images/clark_with_animals/";

var images = new Array("bear_clark.jpg",
					   "clark_bear_log.jpg",
					   "clark_bear_river.jpg",
					   "clark_buck2.jpg",
					   "clark_buck.jpg",
					   "clark_buck_pet.jpg",
					   "clark_bull_elk_two.jpg",
					   "clark_clay_buck.jpg",
					   "clark_duck.jpg",
					   "clark_duck_side.jpg",
					   "clark_jay.jpg",
					   "clark_ram_gardner.jpg",
					   "clark_rams.jpg",
					   "clark_squirrel.jpg",
					   "clay_duck_head.jpg",
					   "clay_w_t_head.jpg",
					   "elk_bull_clark.jpg",
					   "grizzly_clark.jpg",
					   "grizzly_clark_chops.jpg",
					   "my_catch_clay.jpg",
					   "raccoon_foot.jpg",
					   "raccoon_pencil.jpg");

var img_id;

function nextImage(image_id) {
	var image = document.getElementById(image_id);

	// get image name from complete path
	var current_image = image.src.split('/');
	current_image = current_image[current_image.length - 1];

	var found_image = false;
	var set_image = false;
	for (var i = 0; i < images.length; i++) {
		if (found_image) {
			image.src = image_dir + images[i];
			var set_image = true;
			break;
		}

		if (current_image == images[i]) {
			found_image = true;
		}
	}

	// loop back to first image
	if (!set_image) {
		image.src = image_dir + images[0];
	}

	img_id = image_id;

	setTimeout("nextImage(img_id)", 5000);
}