<!-- use JS to reduce time and productivity - Mikey "CBX" Greenland 8-23-2004 -->
<!-- Begin Script for Alt Tag Layer - Chris Moore 7/21/04 -->
dd=document;NS=(dd.layers)?1:0;IE=(dd.all)?1:0;DOM=(dd.getElementById)?1:0 
function showlr(L){ 
if(NS)dd.layers[L].visibility='show'; 
else if (IE)obg=dd.all[L]; 
else obg=dd.getElementById(L); 
if(!NS)obg.style.visibility='visible'} 
function hidelr(L){ 
if(NS)dd.layers[L].visibility='hide'; 
else if (IE)obg=dd.all[L]; 
else obg=dd.getElementById(L); 
if(!NS)obg.style.visibility='hidden'} 
<!-- End Layer Script -->

<!-- Begin Script for Rollovers -->
if (document.images) {
  var classon = new Image();
  classon.src="images/class_on.gif";
  var classoff = new Image();
  classoff.src="images/class_off.gif";
  var introon = new Image();
  introon.src="images/intro_on.gif";
  var introoff = new Image();
  introoff.src="images/intro_off.gif";
  var speechon = new Image();
  speechon.src="images/speech_on.gif";
  var speechoff = new Image();
  speechoff.src="images/speech_off.gif";
  var endangeredon = new Image();
  endangeredon.src="images/endangered_on.gif";
  var endangeredoff = new Image();
  endangeredoff.src="images/endangered_off.gif";
  var dialectson = new Image();
  dialectson.src="images/dialects_on.gif";
  var dialectsoff = new Image();
  dialectsoff.src="images/dialects_off.gif";
  var signon = new Image();
  signon.src="images/sign_on.gif";
  var signoff = new Image();
  signoff.src="images/sign_off.gif";
  var learnon = new Image();
  learnon.src="images/learn_on.gif";
  var learnoff = new Image();
  learnoff.src="images/learn_off.gif";
  var changeon = new Image();
  changeon.src="images/change_on.gif";
  var changeoff = new Image();
  changeoff.src="images/change_off.gif";
  var interon = new Image();
  interon.src="images/inter_on.gif";
  var interoff = new Image();
  interoff.src="images/inter_off.gif";
  var exampleson = new Image();
  exampleson.src="images/examples_on.gif";
  var examplesoff = new Image();
  examplesoff.src="images/examples_off.gif";
  var pathson = new Image();
  pathson.src="images/paths_on.gif";
  var pathsoff = new Image();
  pathsoff.src="images/paths_off.gif";
}
function act(imgname) {
  if (document.images) 
    document.images[imgname].src = eval(imgname + "on.src");
}
function inact(imgname) {
  if (document.images)
    document.images[imgname].src = eval(imgname + "off.src");
}
<!-- End Script for Rollovers -->