// JavaScript Document

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		birmingham_04_over = newImage("images/skydiving_birmingham_04-ove.jpg");
		birmingham_05_over = newImage("images/skydiving_birmingham_05-ove.jpg");
		birmingham_11_over = newImage("images/skydiving_birmingham_11-ove.jpg");
		birmingham_12_over = newImage("images/skydiving_birmingham_12-ove.jpg");
		birmingham_13_over = newImage("images/skydiving_birmingham_13-ove.jpg");
		birmingham_14_over = newImage("images/skydiving_birmingham_14-ove.jpg");
		birmingham_15_over = newImage("images/skydiving_birmingham_15-ove.jpg");
		preloadFlag = true;
	}
}