if (document.images)
	{

	nav_homeon= new Image(52,32);
	nav_homeon.src="images/nav_home-over.gif";  
	nav_homeoff= new Image(52,32);
	nav_homeoff.src="images/nav_home.gif";
	nav_homemessage= "Home";

	nav_cafe21on= new Image(54,32);
	nav_cafe21on.src="images/nav_cafe21-over.gif";  
	nav_cafe21off= new Image(54,32);
	nav_cafe21off.src="images/nav_cafe21.gif";
	nav_cafe21message= "Cafe 21";

	nav_bhfon= new Image(118,32);
	nav_bhfon.src="images/nav_bhf-over.gif";  
	nav_bhfoff= new Image(118,32);
	nav_bhfoff.src="images/nav_bhf.gif";
	nav_bhfmessage= "Barkers House Farm";

	nav_thevenueon= new Image(70,32);
	nav_thevenueon.src="images/nav_thevenue-over.gif";  
	nav_thevenueoff= new Image(70,32);
	nav_thevenueoff.src="images/nav_thevenue.gif";
	nav_thevenuemessage= "The Venue";

	nav_eventson= new Image(132,32);
	nav_eventson.src="images/nav_events-over.gif";  
	nav_eventsoff= new Image(132,32);
	nav_eventsoff.src="images/nav_events.gif";
	nav_eventsmessage= "Conference and Events";

	nav_coffeeon= new Image(123,32);
	nav_coffeeon.src="images/nav_coffee-over.gif";  
	nav_coffeeoff= new Image(123,32);
	nav_coffeeoff.src="images/nav_coffee.gif";
	nav_coffeemessage= "";

	nav_lumson= new Image(74,32);
	nav_lumson.src="images/nav_lums-over.gif";  
	nav_lumsoff= new Image(74,32);
	nav_lumsoff.src="images/nav_lums.gif";
	nav_lumsmessage= "LUMS Cafe";

	nav_linkson= new Image(48,32);
	nav_linkson.src="images/nav_links-over.gif";  
	nav_linksoff= new Image(48,32);
	nav_linksoff.src="images/nav_links.gif";
	nav_linksmessage= "Links";


	}


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

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