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) {
		regional_divisions_01_western_over = newImage("http://www.stonecroft.org/elithica/images/design_images/regional/regional_map/regional_divisions_01-weste.gif");
		regional_divisions_01_southern_over = newImage("http://www.stonecroft.org/elithica/images/design_images/regional/regional_map/regional_divisions_01-south.gif");
		regional_divisions_01_upper_midwest_over = newImage("http://www.stonecroft.org/elithica/images/design_images/regional/regional_map/regional_divisions_01-upper.gif");
		regional_divisions_01_great_lakes_over = newImage("http://www.stonecroft.org/elithica/images/design_images/regional/regional_map/regional_divisions_01-great.gif");
		regional_divisions_01_mid_south_over = newImage("http://www.stonecroft.org/elithica/images/design_images/regional/regional_map/regional_divisions_01-mid-s.gif");
		regional_divisions_01_upper_northeast_1_over = newImage("http://www.stonecroft.org/elithica/images/design_images/regional/regional_map/regional_divisions_01-up-07.gif");
		regional_divisions_01_alaska_over = newImage("http://www.stonecroft.org/elithica/images/design_images/regional/regional_map/regional_divisions_01-alask.gif");
		regional_divisions_01_upper_northeast_2_over = newImage("http://www.stonecroft.org/elithica/images/design_images/regional/regional_map/regional_divisions_01-up-09.gif");
		regional_divisions_01_upper_northwest_over = newImage("http://www.stonecroft.org/elithica/images/design_images/regional/regional_map/regional_divisions_01-up-10.gif");
		preloadFlag = true;
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}