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];
		}
	}
}

function changeImagesIn() {
	if (document.images && (preloadFlag == true)) {
			if(changeImagesIn.arguments[2] == 'sel') document['m' + changeImagesIn.arguments[0]].src = '/images/' + changeImagesIn.arguments[1] + 'over.gif';
			if(changeImagesIn.arguments[2] == 'desel') if(eval('div' + changeImagesIn.arguments[0])) document['m' + changeImagesIn.arguments[0]].src = '/images/' + changeImagesIn.arguments[1] + 'select.gif'; else document['m' + changeImagesIn.arguments[0]].src = '/images/' + changeImagesIn.arguments[1] + '.gif';
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		m1_over = newImage("/images/ihmenu1over.gif");
		m2_over = newImage("/images/ihmenu2over.gif");
		m3_over = newImage("/images/ihmenu3over.gif");		
		m4_over = newImage("/images/ihmenu4over.gif");				
		preloadFlag = true;
	}
}
function preloadImagesIn() {
	if (document.images) {
		m1_over = newImage("/images/ihmenu1over.gif");
		m2_over = newImage("/images/ihmenu2over.gif");
		m3_over = newImage("/images/ihmenu3over.gif");		
		m4_over = newImage("/images/ihmenu4over.gif");				
		m5_over = newImage("/images/hmenu1over.gif");
		m6_over = newImage("/images/hmenu2over.gif");
		m7_over = newImage("/images/hmenu3over.gif");		
		m8_over = newImage("/images/hmenu4over.gif");				
		if(div1) document["m1"].src = "/images/hmenu1select.gif";
		if(div2) document["m2"].src = "/images/hmenu2select.gif";
		if(div3) document["m3"].src = "/images/hmenu3select.gif";
		if(div4) document["m4"].src = "/images/hmenu4select.gif";
		preloadFlag = true;
	}
}