// Roll Overs

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) {
		nvHome_over = newImage("images/topnav/nvHome-over.gif");
		nvMeetRitaKeller_over = newImage("images/topnav/nvMeetRitaKeller-over.gif");
		nvWhoWeServe_over = newImage("images/topnav/nvWhoWeServe-over.gif");
		nvWhatWeDo_over = newImage("images/topnav/nvWhatWeDo-over.gif");
		nvWhatPeopleSay_over = newImage("images/topnav/nvWhatPeopleSay-over.gif");
		nvContact_over = newImage("images/topnav/nvContact-over.gif");
		nvBlog_over = newImage("images/topnav/nvBlog-over.gif");
		preloadFlag = true;
	}
}