// JavaScript Document
function DoMouseOver(obj, colour)
    {
    obj.style.backgroundColor=colour;
    }
function DoMouseOut(obj, colour)
    {
    obj.style.backgroundColor=colour;
    }
function ShowMenu(obj, colour, mm, tt)
	{
	DoMouseOver(obj, colour);
	var m = document.getElementById(mm);
	m.style.backgroundColor = colour;
	var t = document.getElementById(tt);
	t.style.visibility = "visible";
	}
function HideMenu(obj, colour, mm, tt)
	{
	DoMouseOut(obj, colour);
	var m = document.getElementById(mm);
	m.style.backgroundColor = "#ffffcc";
	var t = document.getElementById(tt);
	t.style.visibility = "hidden";
	}