// alternately show/hide menus

function findMenus()
	{
	if ( document.getElementsByTagName )
		{
		var menu = document.getElementsByTagName( 'a' )
		for ( var i = 0; i < menu.length; i++ )
			{
			if ( /menu/.test(menu[i].className))
				{
				menu[i].onclick = function(){
					show(this);
					return false;
					};
				}
			}
		}
	}

// show/hide function
function show( o )
	{
	var ID = o.id + "_list";
	var toggle = document.getElementById( ID );
	if ( toggle.style.display == "block" )
		{
		toggle.style.display = "none";
		}
		else
		{
		toggle.style.display = "block";
		}
	}

addLoadEvent( findMenus );