if (document.images)
	{
	homeoff= new Image(140,22);
	homeoff.src="images/b_home_off.gif";
	homeon= new Image(140,22);
	homeon.src="images/b_home_on.gif";  
	homemessage= "Back to the home page";

	historyoff= new Image(140,22);
	historyoff.src="images/b_history_off.gif";
	historyon= new Image(140,22);
	historyon.src="images/b_history_on.gif";  
	historymessage= "History";

	thepuboff= new Image(140,22);
	thepuboff.src="images/b_thepub_off.gif";
	thepubon= new Image(140,22);
	thepubon.src="images/b_thepub_on.gif";  
	thepubmessage= "The Pub";

	samplemenuoff= new Image(140,22);
	samplemenuoff.src="images/b_samplemenu_off.gif";
	samplemenuon= new Image(140,22);
	samplemenuon.src="images/b_samplemenu_on.gif";  
	samplemenumessage= "View our sample menu";

	locationoff= new Image(140,22);
	locationoff.src="images/b_location_off.gif";
	locationon= new Image(140,22);
	locationon.src="images/b_location_on.gif";  
	locationmessage= "Location";

	newsoff= new Image(140,22);
	newsoff.src="images/b_news_off.gif";
	newson= new Image(140,22);
	newson.src="images/b_news_on.gif";  
	newsmessage= "Latest News";

	contactoff= new Image(140,22);
	contactoff.src="images/b_contact_off.gif";
	contacton= new Image(140,22);
	contacton.src="images/b_contact_on.gif";  

	contactmessage= "Contact Us";
    }

function activate(imgName)
{
if (document.images)
	{
	document.images[imgName].src=eval(imgName + "on.src");
	window.status=eval(imgName + "message");
	}
}

function deactivate(imgName)
{
if (document.images)
	{
	document.images[imgName].src=eval(imgName + "off.src");
	window.status="";
	}
}