var PrevHighlight = null;
var PrevSelect = null;
var PrevLarge = false;

function HighlightMenu (Id,IsLarge) {
	if (PrevHighlight != null) {
		PrevHighlight.className = PrevLarge ? "DefaultMenuLarge" : "DefaultMenu";
	}		
	
	if (Id != "") {
		var Element = document.getElementById(Id);
		Element.className = IsLarge ? "HighlightMenuLarge" : "HighlightMenu";
		PrevHighlight = Element;
		PrevLarge = IsLarge;
	}
	else {
		PrevHighlight = null;
	}
}

function TogglePopup (Id) {
	var Popup = document.getElementById(Id + "Popup");
	
	if (Popup.className == "PopupExpand") {
		Popup.className = "PopupCollapse";
	}
	else if (Popup.className == "PopupCollapse") {
		Popup.className = "PopupExpand";
	}
}

function SelectMenu (Id, Address) {
	if (PrevSelect != null) {
		PrevSelect.style.fontWeight = "";
	}		
	
	if (Id != "") {
		var Element = document.getElementById(Id);
		Element.style.fontWeight = "bold";
		PrevSelect = Element;
	}
	else {
		PrevSelect = null;
	}
	
	if (Address != "") {
		top.frames["Page"].location = Address;
	}
}