function RaiseButton() {
	var oBtn = window.event.srcElement
	var color = oBtn.style.color;
	oBtn.className = 'navBtnOn';
	if (color == 'orange') {
		oBtn.style.color = 'orange';
	}
}
	
function HideButton() {
	var oBtn = window.event.srcElement	
	var color = oBtn.style.color;
	oBtn.className = 'navBtnOff';
	if (color == 'orange') {
		oBtn.style.color = 'orange';
	}
}