var state = 'none'; 

function showhide(layer_ref) { 

if (state == 'block') { 
state = 'none'; 
} 
else { 
state = 'block'; 
} 
if (document.all) { //IS IE 4 or 5 (or 6 beta) 
eval( "document.all." + layer_ref + ".style.display = state"); 
} 
if (document.layers) { //IS NETSCAPE 4 or below 
document.layers[layer_ref].display = state; 
} 
if (document.getElementById &&!document.all) { 
hza = document.getElementById(layer_ref); 
hza.style.display = state; 
} 
} 



function show(layer_ref) { 

state = 'block'; 
 
if (document.all) { //IS IE 4 or 5 (or 6 beta) 
eval( "document.all." + layer_ref + ".style.display = state"); 
} 
if (document.layers) { //IS NETSCAPE 4 or below 
document.layers[layer_ref].display = state; 
} 
if (document.getElementById &&!document.all) { 
hza = document.getElementById(layer_ref); 
hza.style.display = state; 
} 
} 

function hide(layer_ref) { 

state = 'none'; 

if (document.all) { //IS IE 4 or 5 (or 6 beta) 
eval( "document.all." + layer_ref + ".style.display = state"); 
} 
if (document.layers) { //IS NETSCAPE 4 or below 
document.layers[layer_ref].display = state; 
} 
if (document.getElementById &&!document.all) { 
hza = document.getElementById(layer_ref); 
hza.style.display = state; 
} 
} 



// Pre Load Images

image1 = new Image();
image1.src = "generic/images/home_on.jpg";
image2 = new Image();
image2.src = "generic/images/home_off.jpg";

image3 = new Image();
image3.src = "generic/images/about_on.jpg";
image4 = new Image();
image4.src = "generic/images/about_off.jpg";

image5 = new Image();
image5.src = "generic/images/map_on.jpg";
image6 = new Image();
image6.src = "generic/images/map_off.jpg";

image7 = new Image();
image7.src = "generic/images/webres_on.jpg";
image8 = new Image();
image8.src = "generic/images/webres_off.jpg";

image9 = new Image();
image9.src = "generic/images/contact_on.jpg";
image10 = new Image();
image10.src = "generic/images/contact_off.jpg";



ver = navigator.appVersion.substring(0, 1);
 flip=0;
 if ( (navigator.appName == "Netscape") && ( ver >= 3 ) ) flip=1;
 if ( (navigator.appName == "Microsoft Internet Explorer") && (ver >= 4) ) flip=1;

function change(a,im)
{
//document.ff.flag.src=im; // yawn .. doesn't work in 3.0 on unix
x = eval("document."+a);
if (flip ==1)
  x.src=im;
}

function changeLong(a,im,msg)
{
//document.ff.flag.src=im; // yawn .. doesn't work in 3.0 on unix
x = eval("document."+a);
if (msg!="null")
  window.status=msg;
if (flip ==1)
  x.src=im;
}

var fred=1;

function MouseOver(image1,image2,imgflags, imghref)
{
var x = "a"+fred;
  document.writeln("<a onMouseOver='change(\""+x+"\",\""+image2+"\")' onMouseOut='change(\""+x+"\",\""+image1+"\")' href=\""+imghref+"\"><IMG name=\""+x+"\" "+imgflags+" SRC=\""+image1+"\"></a>");
  fred=fred+1;
}

function MouseOverLong(image1,image2,imgflags, imghref, hrefflags,msg)
{
var x = "a"+fred;
  document.writeln("<a "+hrefflags+" onMouseOver='changeLong(\""+x+"\",\""+image2+"\",\""+msg+"\")' onMouseOut='changeLong(\""+x+"\",\""+image1+"\",\"\")' href=\""+imghref+"\"><IMG name=\""+x+"\" "+imgflags+" SRC=\""+image1+"\"></a>");
  fred=fred+1;
}