// ImageReady roll-over script for interactive map
// Must use site root relative links to images

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) {
		north_america_over = newImage("/resources/world_map/north_america-over.gif");
		north_america_latin_america_over = newImage("/resources/world_map/north_america-latin_america.gif");
		europe_south_asia_over = newImage("/resources/world_map/europe-south_asia_over.gif");
		europe_over = newImage("/resources/world_map/europe-over.gif");
		europe_middle_east_over = newImage("/resources/world_map/europe-middle_east_over.gif");
		NavigationMap1_2_revised_04_south_asia_over = newImage("/resources/world_map/NavigationMap1_2_revised-11.gif");
		NavigationMap1_2_revised_04_east_asia_over = newImage("/resources/world_map/NavigationMap1_2_revised-12.gif");
		europe2_africa1_over = newImage("/resources/world_map/europe2-africa1_over.gif");
		europe2_europe_over = newImage("/resources/world_map/europe2-europe_over.gif");
		europe2_middle_east_over = newImage("/resources/world_map/europe2-middle_east_over.gif");
		middle_east_africa1_over = newImage("/resources/world_map/middle_east-africa1_over.gif");
		middle_east_south_asia_over = newImage("/resources/world_map/middle_east-south_asia_over.gif");
		middle_east_europe_over = newImage("/resources/world_map/middle_east-europe_over.gif");
		middle_east_over = newImage("/resources/world_map/middle_east-over.gif");
		south_asia_over = newImage("/resources/world_map/south_asia-over.gif");
		south_asia_southeast_asia_over = newImage("/resources/world_map/south_asia-southeast_asia_o.gif");
		south_asia_east_asia_over = newImage("/resources/world_map/south_asia-east_asia_over.gif");
		south_asia_middle_east_over = newImage("/resources/world_map/south_asia-middle_east_over.gif");
		east_asia_south_asia_over = newImage("/resources/world_map/east_asia-south_asia_over.gif");
		east_asia_southeast_asia_over = newImage("/resources/world_map/east_asia-southeast_asia_ov.gif");
		east_asia_over = newImage("/resources/world_map/east_asia-over.gif");
		oceana2_over = newImage("/resources/world_map/oceana2-over.gif");
		africa1_over = newImage("/resources/world_map/africa1-over.gif");
		africa1_middle_east_over = newImage("/resources/world_map/africa1-middle_east_over.gif");
		africa2_africa1_over = newImage("/resources/world_map/africa2-africa1_over.gif");
		africa2_south_asia_over = newImage("/resources/world_map/africa2-south_asia_over.gif");
		africa2_middle_east_over = newImage("/resources/world_map/africa2-middle_east_over.gif");
		latin_america_over = newImage("/resources/world_map/latin_america-over.gif");
		southeast_asia_south_asia_over = newImage("/resources/world_map/southeast_asia-south_asia_o.gif");
		southeast_asia_over = newImage("/resources/world_map/southeast_asia-over.gif");
		southeast_asia_east_asia_over = newImage("/resources/world_map/southeast_asia-east_asia_ov.gif");
		NavigationMap1_2_revised_14_southeast_asia_over = newImage("/resources/world_map/NavigationMap1_2_revised-47.gif");
		oceana1_oceana2_over = newImage("/resources/world_map/oceana1-oceana2_over.gif");
		oceana1_southeast_asia_over = newImage("/resources/world_map/oceana1-southeast_asia_over.gif");
		preloadFlag = true;
	}
}