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) {
		NavBar_01_over = newImage("images/NavBar_01-over.gif");
		NavBar_02_NavBar_01_over = newImage("images/NavBar_02-NavBar_01_over.gif");
		NavBar_03_over = newImage("images/NavBar_03-over.gif");
		NavBar_04_NavBar_03_over = newImage("images/NavBar_04-NavBar_03_over.gif");
		NavBar_05_over = newImage("images/NavBar_05-over.gif");
		NavBar_06_NavBar_05_over = newImage("images/NavBar_06-NavBar_05_over.gif");
		NavBar_07_over = newImage("images/NavBar_07-over.gif");
		NavBar_08_NavBar_07_over = newImage("images/NavBar_08-NavBar_07_over.gif");
		NavBar_09_over = newImage("images/NavBar_09-over.gif");
		NavBar_10_NavBar_09_over = newImage("images/NavBar_10-NavBar_09_over.gif");
		NavBar_11_over = newImage("images/NavBar_11-over.gif");
		NavBar_12_NavBar_11_over = newImage("images/NavBar_12-NavBar_11_over.gif");
		NavBar_13_over = newImage("images/NavBar_13-over.gif");
		NavBar_14_NavBar_13_over = newImage("images/NavBar_14-NavBar_13_over.gif");
		NavBar_15_over = newImage("images/NavBar_15-over.gif");
		NavBar_16_NavBar_15_over = newImage("images/NavBar_16-NavBar_15_over.gif");
		NavBar_17_over = newImage("images/NavBar_17-over.gif");
		NavBar_18_NavBar_17_over = newImage("images/NavBar_18-NavBar_17_over.gif");
		NavBar_19_over = newImage("images/NavBar_19-over.gif");
		NavBar_20_NavBar_19_over = newImage("images/NavBar_20-NavBar_19_over.gif");
		NavBar_21_over = newImage("images/NavBar_21-over.gif");
		NavBar_22_NavBar_21_over = newImage("images/NavBar_22-NavBar_21_over.gif");
		NavBar_23_over = newImage("images/NavBar_23-over.gif");
		NavBar_24_NavBar_23_over = newImage("images/NavBar_24-NavBar_23_over.gif");
		NavBar_25_over = newImage("images/NavBar_25-over.gif");
		NavBar_26_NavBar_25_over = newImage("images/NavBar_26-NavBar_25_over.gif");
		preloadFlag = true;
	}
}