/**
 * Root method to preload.
 */
function preload() {	
	loadNav();	
}

/**
 * Gathers images subject to preload and passes Array to loadArray().
 */
function loadNav() {
	var root = "../images/";
	var arr = new Array();	
	arr[0] = root + "buttons/aqua_bgnd_over.gif";
	loadArray(arr);
}

/**
 * Iterates through Array and invokes loadImage() with each image.
 */
function loadArray(imgs) {	
	for(var i = 0; i < imgs.length; i++) {
		var path = imgs[i];
		loadImage(path);						
	}	
}

/**
 * Loads image at specified path.
 */
function loadImage(imgPath) {
	var img = new Image();
	img.src = imgPath;	
}