nav01a = new Image();
nav01a.src = "images/nav01a.gif";
nav01b = new Image();
nav01b.src = "images/nav01b.gif";

nav02a = new Image();
nav02a.src = "images/nav02a.gif";
nav02b = new Image();
nav02b.src = "images/nav02b.gif";

nav03a = new Image();
nav03a.src = "images/nav03a.gif";
nav03b = new Image();
nav03b.src = "images/nav03b.gif";

nav04a = new Image();
nav04a.src = "images/nav04a.gif";
nav04b = new Image();
nav04b.src = "images/nav04b.gif";

nav05a = new Image();
nav05a.src = "images/nav05a.gif";
nav05b = new Image();
nav05b.src = "images/nav05b.gif";

nav06a = new Image();
nav06a.src = "images/nav06a.gif";
nav06b = new Image();
nav06b.src = "images/nav06b.gif";

nav07a = new Image();
nav07a.src = "images/nav07a.gif";
nav07b = new Image();
nav07b.src = "images/nav07b.gif";

nav08a = new Image();
nav08a.src = "images/nav08a.gif";
nav08b = new Image();
nav08b.src = "images/nav08b.gif";


function imgOn(imagename)
{
	document[imagename].src = eval(imagename + "b.src");
	window.status="";
}

function imgOff(imagename)
{
	document[imagename].src = eval(imagename + "a.src");
	window.status="";
}