var preloadFlag = false;

if (document.images) {
	backnextcancel1off=new Image();
	backnextcancel1off.src="/images/buttons/back_off.gif";
	
	backnextcancel1on=new Image();
	backnextcancel1on.src="/images/buttons/back_on.gif";
				
	preloadFlag = true;
}