//var imagesLocation = "images/";
if (document.images) {
	preloadedImages = new Array;

	for (i in imagesToPreload) {
		preloadedImages[i] = new Array;

		preloadedImages[i][0] = new Image;
		preloadedImages[i][0].src = imagesLocation + "nav_" + imagesToPreload[i] + "1.jpg";
		preloadedImages[i][1] = new Image;
		preloadedImages[i][1].src = imagesLocation + "nav_" + imagesToPreload[i] + "2.jpg";
	}

		
}

function change(img) {
	if (document.images) {
		if (document.images[img].src.indexOf('1') > -1) {
			document.images[img].src = imagesLocation + "nav_" + img + "2.jpg";
		} else {
			document.images[img].src = imagesLocation + "nav_" + img + "1.jpg";
		}
	}
}