var imgCache;

function loadmap(map) {
	$('#map').attr('src',imgCache[map].src);
}

function preloadImages(imagesArray) {
	
	imgCache = [];

	if (typeof imagesArray != 'undefined') {
		var images = imagesArray;
		for (var i = 0; i < images.length; i++) {
			imgCache[images[i]] = new Image();
			imgCache[images[i]].src = images[i];
		}
	}

	return imgCache;

}