if (document.images) {
	shadowbuttonup = new Image();
	shadowbuttonup.src = "/images/shadowYoga.gif";
	shadowbuttondown = new Image();
	shadowbuttondown.src = "/images/shadowYogaRO.gif";
	
	jyotishabuttonup = new Image();
	jyotishabuttonup.src = "/images/jyotisha.gif";
	jyotishabuttondown = new Image();
	jyotishabuttondown.src = "/images/jyotishaRO.gif";

	classesbuttonup = new Image();
	classesbuttonup.src = "/images/classes.gif";
	classesbuttondown = new Image();
	classesbuttondown.src = "/images/classesRO.gif";

	eventsbuttonup = new Image();
	eventsbuttonup.src = "/images/events.gif";
	eventsbuttondown = new Image();
	eventsbuttondown.src = "/images/eventsRO.gif";
	biobuttonup = new Image();
	biobuttonup.src = "/images/bio.gif";
	biobuttondown = new Image();
	biobuttondown.src = "/images/bioRO.gif";

	contactbuttonup = new Image();
	contactbuttonup.src = "/images/contact.gif";
	contactbuttondown = new Image();
	contactbuttondown.src = "/images/contactRO.gif";

	accountbuttonup = new Image();
	accountbuttonup.src = "/images/account.gif";
	accountbuttondown = new Image();
	accountbuttondown.src = "/images/accountRO.gif";

}

function buttondown( buttonname) {
	if (document.images) {
		document[buttonname].src = eval (buttonname + "down.src");
	}
}

function buttonup( buttonname) {
	if (document.images) {
		document[buttonname].src = eval (buttonname + "up.src");
	}
}