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

function rollOver(image, status){
	if(status == "on"){
		eval("document." + image + ".src = " + image + "_on.src");
	}
	if(status == "off"){
		eval("document." + image + ".src = " + image + "_off.src");
	}
}

// suppress all errors
window.onerror=myError;
function myError() {
         return true;
}