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) {
		aboutics_03_over = newImage("images/aboutics_03-over.gif");
		aboutics_05_over = newImage("images/aboutics_05-over.gif");
		aboutics_07_over = newImage("images/aboutics_07-over.gif");
		aboutics_08_over = newImage("images/aboutics_08-over.gif");
		aboutics_11_over = newImage("images/aboutics_11-over.gif");
		aboutics_18_over = newImage("images/aboutics_18-over.gif");
		aboutics_20_over = newImage("images/aboutics_20-over.gif");
		aboutics_22_over = newImage("images/aboutics_22-over.gif");
		aboutics_23_aboutics_22_over = newImage("images/aboutics_23-aboutics_22_ove.gif");
		aboutics_23_over = newImage("images/aboutics_23-over.gif");
		aboutics_25_over = newImage("images/aboutics_25-over.gif");
		preloadFlag = true;
	}
}