function mouseOverTab(tabId, linkId)
{
	document.getElementById(tabId).className = "currentTab";
	document.getElementById(linkId).className = "currentLink";
}

function mouseOutTab(tabId, linkId)
{
	document.getElementById(tabId).className = "tab";
	document.getElementById(linkId).className = "link";
}

function mouseOverButton(offId, onId)
{
	document.getElementById(offId).className = "currentButtonOff";
	document.getElementById(onId).className = "currentButtonOn";
}

function mouseOutButton(offId, onId)
{
	document.getElementById(offId).className = "buttonOff";
	document.getElementById(onId).className = "buttonOn";
}

function salemImage()
{
	document.getElementById("map").src = "images/mapSalem.png";
}

function salemImageBack()
{
	document.getElementById("map").src = "images/baseMap.png";
}

function marbleheadImage()
{
	document.getElementById("map").src = "images/mapMarblehead.png";
}

function marbleheadImageBack()
{
	document.getElementById("map").src = "images/baseMap.png";
}

function swampscottImage()
{
	document.getElementById("map").src = "images/mapSwampscott.png";
}

function swampscottImageBack()
{
	document.getElementById("map").src = "images/baseMap.png";
}

function bostonImage()
{
	document.getElementById("map").src = "images/mapNorthShore.png";
}

function bostonImageBack()
{
	document.getElementById("map").src = "images/baseMap.png";
}