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_02_over = newImage("images/navbar_02-over.gif");
			navbar_04_over = newImage("images/navbar_04-over.gif");
			navbar_06_over = newImage("images/navbar_06-over.gif");
			navbar_08_over = newImage("images/navbar_08-over.gif");
			preloadFlag = true;
		}
	}
	
	
	function openWin(URL) {
		popWin=window.open(URL,"popWin","width=450,height=350,scrollbars=auto,status=no,resizable=no,location=0,menubar=0,toolbar=no");
		popWin.focus();
	}

	function openWin2(URL) {
		popWin2=window.open(URL,"popWin2","width=450,height=475,scrollbars=auto,status=no,resizable=no,location=0,menubar=0,toolbar=no");
		popWin2.focus();
	}


	blank_pixel = newImage("images/blank_pixel.gif");