// identify browser

var bName = navigator.appName;
var bVersion = parseInt(navigator.appVersion);
var browser
	
if (bName == 'Netscape' && bVersion < 5) {
	browser = 'n';
	}
	
else if (document.getElementsByTagName("*")) {
	document.all = document.getElementsByTagName("*");
	}


// animate

var choice
var id
var speed = 2000;
var num = 0;

function  play()  {
	if  (num < choice.length - 1) 
  		num++;

	else num = 0;
		document.homePics.src = choice[num].src;
		id = setTimeout('play()', 2000); 
	}

function stop() {
	window.clearTimeout(id);
	document.homePics.src="images/blank.gif";
	}


// show hide notes

var thisOneOn
var note
		
function showNote(note) {
	if (thisOneOn != null) {
	
				if (browser == "n") {
					document.layers[thisOneOn].visibility = "hidden";
					document.layers[note].visibility = "visible";
				}
				else document.all[thisOneOn].style.visibility = "hidden";
					document.all[note].style.visibility = "visible";
				}			

	 else {
			 	if (browser == "n") {
					document.layers[note].visibility = "visible";
				}
				else document.all[note].style.visibility = "visible";
				}
	thisOneOn = note;
	}
			
function hideNote() {
	if 	(browser == "n") {
		document.layers[thisOneOn].visibility = "hidden";
		}
	else document.all[thisOneOn].style.visibility = "hidden";
	}
	
// status bar

function setMsg(msg)  {
	window.status=msg;
	return true;
	}

// rollovers

function hl(i) {
	document.images[i].src = onImgArray[i].src;
	}
	
function rst(i) {
	document.images[i].src = offImgArray[i].src;
	}