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) {
		associationmap_01002 = newImage("img/maps/associationmap_01-02.gif");
		associationmap_01003 = newImage("img/maps/associationmap_01-03.gif");
		associationmap_01004 = newImage("img/maps/associationmap_01-04.gif");
		associationmap_01005 = newImage("img/maps/associationmap_01-05.gif");
		associationmap_01006 = newImage("img/maps/associationmap_01-06.gif");
		associationmap_01007 = newImage("img/maps/associationmap_01-07.gif");
		associationmap_01008 = newImage("img/maps/associationmap_01-08.gif");
		associationmap_01009 = newImage("img/maps/associationmap_01-09.gif");
		associationmap_01010 = newImage("img/maps/associationmap_01-10.gif");
		associationmap_01011 = newImage("img/maps/associationmap_01-11.gif");
		associationmap_01012 = newImage("img/maps/associationmap_01-12.gif");
		preloadFlag = true;
	}
}