function preloadImages() {
	if (document.images) {
		pre_subnav_01_over = newImage('images/images/subnav_01-over.gif');
		pre_subnav_02_over = newImage('images/images/subnav_02-over.gif');

		pre_subnav_03_over = newImage('images/images/subnav_03-over.gif');


		preloadFlag = true;

	}

}