var currentElement = null;

// rollover functions for left menu
function hoverOn(element) {
	if(currentElement != null) {
		hoverOff(currentElement);
	}
	currentElement = element.childNodes.item(element.childNodes.length-1);

	setBackground(currentElement,"#FFCC00"); // TODO: background colour of level 1 menuitems on hover
	setText(currentElement,"#000031"); // TODO: font colour of level 1 menuitems on hover
}

function hoverOff(element) {
	currentElement = element.childNodes.item(element.childNodes.length-1);
	setBackground(currentElement,"#393063"); // TODO: background colour of level 1 menuitems
	setText(currentElement,"#FFFFFF"); // TODO: font colour of level 1 menuitems
	currentElement = null;
}

function setBackground(element,color) {
	element.style.background = color;
}

function setText(element, color) {
	element.style.color = color;
}