var ie;
var nn;
var nn6;

if (document.all)
{
	ie = true;
	nn = false;
	nn6 = false;
}
else if (document.layers)
{
	ie = false;
	nn = true;
	nn6 = false;
}
else if (document.getElementById)
{
	ie = false;
	nn = false;
	nn6 = true;
}

var x;
var y;

var TableBegin = '<table width="100%" border="1" cellpadding="3" bgcolor="yellow"><tr><td>';
var TableEnd = '</td></tr></table>';
var TableMid = '<a href="Volunteer.htm">Volunteer</a></td></tr><tr><td><a href="Donate.htm">Donate</a>';


function showNote(e)
{
	if(ie)
	{
		x = event.x;
		y = event.y + document.body.scrollTop;
		
		document.all['LinkIE'].style.left = x;
		document.all['LinkIE'].style.top = y;
		document.all['LinkIE'].innerHTML = TableBegin + TableMid + TableEnd;
		document.all['LinkIE'].style.visibility = "visible";
	}
  	else if(nn)
	{
		document.layers['LinkNN'].bgColor = "yellow";
		document.layers['LinkNN'].visibility = "show";
		document.layers['LinkNN'].document.open();
		document.layers['LinkNN'].document.write(TableBegin + TableMid + TableEnd);
		document.layers['LinkNN'].document.close();
  	}
	else if(nn6)
	{
	//	x = e.pageX;
    //	y = e.pageY;
	//	document.getElementById('LinkIE').style.top = (y-5) + 'px'
	//	document.getElementById('LinkIE').style.left = (x+5) + 'px'
		document.getElementById('LinkIE').innerHTML = TableBegin + TableMid + TableEnd;
	}
}

function hideNote()
{
	if(ie)
	{
		document.all['LinkIE'].innerHTML = "";
		document.all['LinkIE'].style.visibility = "hidden";
	}
	if(nn)
	{
		document.layers['LinkNN'].visibility = "hide";
	}
	if(nn6)
	{
		document.getElementById('LinkIE').innerHTML = "";
	}
}


function preload(imgObj,imgSrc) 
{
	if (document.images) 
	{
		if(imgObj)
		{
			eval(imgObj+' = new Image()')
			eval(imgObj+'.src = "'+imgSrc+'"')
		}
	}
}

preload('HomeA','Images/Home.gif');
preload('HomeB','Images/HomeLink2.gif');
preload('HistoryA','Images/HistoryLink.gif');
preload('HistoryB','Images/HistoryLink2.gif');
preload('HelpA','Images/HelpLink.gif');
preload('HelpB','Images/HelpLink2.gif');
preload('JoinA','Images/JoinLink.gif');
preload('JoinB','Images/JoinLink2.gif');
preload('PhotoA','Images/PhotoLink.gif');
preload('PhotoB','Images/PhotoLink2.gif');
preload('ServiceA','Images/ServiceLink.gif');
preload('ServiceB','Images/ServiceLink2.gif');
preload('ScheduleA','Images/ScheduleLink.gif');
preload('ScheduleB','Images/ScheduleLink2.gif');


function swapImg(imgName, newImage)
{
	document.images[imgName].src = newImage.src
}

function linkInterval(theEvent)
{
	showNote(theEvent);
	setTimeout("hideNote()", 3500);
}