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

function imgOn(iName) {
	if (document.images) {
		document.images[iName].src = eval(iName + "On.src");
		
	}
}

function imgOff(iName) {
	if (document.images) {
		document.images[iName].src = eval(iName + "Off.src");
	}
}

function preloadNav() {
	if (document.images) {
		blank = newImg("/img/nav/blank.gif");
		
		companyOn = newImg("/img/nav/companyOn.gif");
		companyOff = newImg("/img/nav/companyOff.gif");		

		locationsOn = newImg("/img/nav/locationsOn.gif");
		locationsOff = newImg("/img/nav/locationsOff.gif");
		
		productsOn = newImg("/img/nav/productsOn.gif");
		productsOff = newImg("/img/nav/productsOff.gif");

		newsOn = newImg("/img/nav/newsOn.gif");
		newsOff = newImg("/img/nav/newsOff.gif");

		eventsOn = newImg("/img/nav/eventsOn.gif");
		eventsOff = newImg("/img/nav/eventsOff.gif");

		joinOn = newImg("/img/nav/joinOn.gif");
		joinOff = newImg("/img/nav/joinOff.gif");

		registerOn = newImg("/img/nav/registerOn.gif");
		registerOff = newImg("/img/nav/registerOff.gif");

		nowOn = newImg("/img/nav/nowOn.gif");
		nowOff = newImg("/img/nav/nowOff.gif");

	}
}