// MOUSE OVER/OUT FOR CONTENT HEADERS
	function contentOver(id)
	{
		var element = document.getElementById(id);
		element.style.cursor = 'pointer';
		element.style.background = 'url(images/content_header_on.jpg)';
	}
	
	function contentOut(id)
	{
		var element = document.getElementById(id);
		element.style.background = 'url(images/content_header.jpg)';
	}
	
	// SHOW SELECTED CONTENT TO USER
	function showContent(id)
	{ 
		var element = document.getElementById(id);
		if (element.style.display == 'block')
			element.style.display = 'none';
		else
			element.style.display = 'block';
	}
	
	// BOOKMARK THIS PAGE
	function bookmark()
	{
		if (window.sidebar)
			window.sidebar.addPanel(document.title, location.href, '');
		else if (window.external)
			window.external.AddFavorite(location.href, document.title);
		else
			alert("Your browser does not currently support this function."); 
	}
	
	// EXPAND AND CONTRACT ALL
	function expandIt()
	{
		var element = document.getElementsByTagName('div');
		for (i = 0; i < element.length; i++)
		{
			if (element.item(i).className == 'padcontent2')
				element.item(i).style.display = 'block';
		}
	}
	
	// MOUSE OVER/OUT FOR CONTENT HEADERS
	function mapover(id)
	{
		var element = document.getElementById(id);
		element.style.display = 'block';
	}
	
	// MOUSE OVER/OUT FOR CONTENT HEADERS
	function mapout(id)
	{
		var element = document.getElementById(id);
		element.style.display = 'none';
	}
	
	// EXPAND AND CONTRACT ALL
	function contractIt()
	{
		var element = document.getElementsByTagName('div');
		for (i = 0; i < element.length; i++)
		{
			if (element.item(i).className == 'padcontent2')
				element.item(i).style.display = 'none';
		}
	}
	
	
	// CHECK MAIL FORM FOR ERRORS
	function sendMail(form)
	{
		// Ensure all form fields are filled in.
		for (i = 1; i < document.forms[form].elements.length; i++)
		{
			if (document.forms[form].elements[i].value == "")
			{
				alert("Please ensure all form fields have been properly filled in.");
				return;
			}
		}
		
		// Ensure e-mail addresses match
		if (document.forms[form].email.value != document.forms[form].verify.value)
		{
			alert("The e-mail addresses entered do not match.  Please ensure the e-mail adddresses entered are valid.");
			return;
		}
		
		// Submit this form
		document.forms[form].submit();
	}
	
	// SHOW / HIDE MAP
	function toggleMap()
	{
		var element = document.getElementById('navmap');
		if (element.style.display == 'none')
			element.style.display = 'block';
		else
			element.style.display = 'none';
	}
	
	// CHOOSES BETWEEN SEARCHING THE ENTIRE MUSEUM AND SITE
	function searchThisSite(site, form)
	{
		if (site == '')
		{
			document.forms[form].submit();
		}
		else
		{
			document.forms[form].sitesearch.value = site;
			document.forms[form].submit();
		}
	}