<!--

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) {
		nav_01_nav_13_over = newImage("images/nav_01-nav_13_over.gif");
		nav_02_nav_13_over = newImage("images/nav_02-nav_13_over.gif");
		nav_03_nav_14_over = newImage("images/nav_03-nav_14_over.gif");
		nav_04_nav_14_over = newImage("images/nav_04-nav_14_over.gif");
		nav_05_nav_15_over = newImage("images/nav_05-nav_15_over.gif");
		nav_06_nav_15_over = newImage("images/nav_06-nav_15_over.gif");
		nav_07_nav_16_over = newImage("images/nav_07-nav_16_over.gif");
		nav_08_nav_16_over = newImage("images/nav_08-nav_16_over.gif");
		nav_09_nav_17_over = newImage("images/nav_09-nav_17_over.gif");
		nav_10_nav_17_over = newImage("images/nav_10-nav_17_over.gif");
		nav_11_nav_18_over = newImage("images/nav_11-nav_18_over.gif");
		nav_12_nav_18_over = newImage("images/nav_12-nav_18_over.gif");
		preloadFlag = true;
	}
}

// -->