function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function imgSwp() {
	if (document.images) {
		for (var i=0; i<imgSwp.arguments.length; i+=2) {
			document[imgSwp.arguments[i]].src = imgSwp.arguments[i+1];
		}
	}
}