var curMenu = -1;
var curItem = -1;

function show2(whichMenu, evt)
{
	if ((curMenu != -1) && (curMenu != whichMenu))
	{	
		getStyle(gNames[curMenu] + "Menu").display = 'none';
		
		if (curItem != -1)
		{
			getObject(gNames[curMenu] + gItemNames[curMenu][curItem]).src =
				"img/" + gNames[curMenu] + "-" + gItemNames[curMenu][curItem] + "-inactive.gif";
		}
	}

	curMenu = whichMenu;
	curItem = -1;
	
	updateMenus(evt);
}

function updateMenus(evt)
{
	if (curMenu == -1)
	{	return;	}

	var thisX;
	var thisY;
	
	if (evt.pageX || evt.pageY)
	{
		thisX = evt.pageX;
		thisY = evt.pageY;
	}	
	else
	{
		thisX = window.event.x;
		thisY = window.event.y;
	}
	
	var curX = gXLocs[curMenu];
	var curY = gYLocs[curMenu];
	var curHeight = gHeights[curMenu];
	var thisMenuName = gNames[curMenu] + "Menu";
	
	if ( (thisX < curX) || (thisX >= (curX + 112)) || (thisY < curY) || (thisY >= (curY + curHeight)) )
	{
		getStyle(thisMenuName).display = 'none';
		
		
		highlightMenuItem(-1,evt);
		
		curMenu = -1;
	}
	else
	{	
		getStyle(thisMenuName).display = '';
	}
}



function highlightMenuItem(whichItem, evt)
{
	if ((curItem != whichItem) && (curItem != -1))
	{
		getObject(gNames[curMenu] + gItemNames[curMenu][curItem]).src =
			"img/" + gNames[curMenu] + "-" + gItemNames[curMenu][curItem] + "-inactive.gif";
	}
	
	curItem = whichItem;
	
	if (curItem != -1)
	{
		getObject(gNames[curMenu] + gItemNames[curMenu][curItem]).src =
			"img/" + gNames[curMenu] + "-" + gItemNames[curMenu][curItem] + "-active.gif";
	}
}



function getStyle(name)
{
	if (document.getElementById)
	{	return document.getElementById(name).style;	}
	else if (document.all)
	{	return document.all[name].style;	}
	else if (document.layers)
	{	return document.layers[name];	}
}

function getObject(name)
{
	if (document.getElementById)
	{	return document.getElementById(name);	}
	else if (document.all)
	{	return document.all[name];	}
	else if (document.layers)
	{	return document.layers[name];	}
}



function yo(evt)
{	
	//document.debugForm.monkey.value = "What!!" + gYLocs;
	
	alert("Walrus.\n\n24");
	
	/*
	if (gNs4)
	{	document.debugForm.weasel.value = "Netscape 4";	}
	else if (gNs6)
	{	document.debugForm.weasel.value = "Netscape 6";	}
	else
	{	document.debugForm.weasel.value = "not Netscape";	}
	
	document.debugForm.monkey.value = "[" + navigator.appName + "] [" + navigator.appVersion + "]";
	*/
	

	getStyle("aboutMenu").display = '';
}