var version;
browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);
if ((browserName == "Netscape" && browserVer >= 3) || browserVer>=4 ) version = "ok"; else version = "no";
if (version == "ok")  {

var aboutdeact = new Image(120,40);
aboutdeact.src = "img/about.gif";
var aboutact = new Image(120,40);
aboutact.src = "img/aboutact.gif";

var toysdeact = new Image(120,40);
toysdeact.src = "img/toys.gif";
var toysact = new Image(120,40);
toysact.src = "img/toysact.gif";

var directionsdeact = new Image(120,40);
directionsdeact.src = "img/directions.gif";
var directionsact = new Image(120,40);
directionsact.src = "img/directionsact.gif";

var eventsdeact = new Image(120,40);
eventsdeact.src = "img/events.gif";
var eventsact = new Image(120,40);
eventsact.src = "img/eventsact.gif";

var contactdeact = new Image(120,40);
contactdeact.src = "img/contact.gif";
var contactact = new Image(120,40);
contactact.src = "img/contactact.gif";
}

function act(image) {if (version == "ok"){document [image].src = eval(image + "act.src");}}
function deact(image) {if (version == "ok"){document [image].src = eval(image + "deact.src");}}
function openWin(name) {window.open(name, 'popup', config='height=350,width=500,toolbar=no,scrollbars=no,resizable=yes,location=no,directories=no,status=no');}

function conditionalBack() {
	if (document.referrer.indexOf('shananagans') > -1)
		history.back();
	else
		location.href = 'index.html';
}

function emailCheck (emailStr) {
var emailPat=/^(.+)@(.+)$/
var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
var validChars="\[^\\s" + specialChars + "\]"
var quotedUser="(\"[^\"]*\")"
var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
var atom=validChars + '+'
var word="(" + atom + "|" + quotedUser + ")"
var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")
var matchArray=emailStr.match(emailPat)

if (emailStr=="") {
	alert("You didn't enter your e-mail address.  Please try again!")
	return false
}

if (matchArray==null) {
	alert("The e-mail address you typed seems to be incorrect.  (Perhaps the @ symbol or periods are missing or out of place?)  Please check the address you typed and try again!")
	return false
}
var user=matchArray[1]
var domain=matchArray[2]

if (user.match(userPat)==null) {
    alert("Your e-mail username doesn't seem to be valid.  Please check the address you typed and try again!")
    return false
}

var IPArray=domain.match(ipDomainPat)
if (IPArray!=null) {
    // this is an IP address
	  for (var i=1;i<=4;i++) {
	    if (IPArray[i]>255) {
	        alert("The destination IP address of your e-mail address is invalid!    Please check the address you typed and try again!")
		return false
	    }
    }
    return true
}

var domainArray=domain.match(domainPat)
if (domainArray==null) {
	alert("The domain name of your e-mail address (the part after the @ symbol) doesn't seem to be valid.  Please check the address you typed and try again!")
    return false
}

var atomPat=new RegExp(atom,"g")
var domArr=domain.match(atomPat)
var len=domArr.length
if (domArr[domArr.length-1].length<2 || 
    domArr[domArr.length-1].length>3) {
   alert("Your e-mail address must end in a three-letter domain, or two letter country (something like '.com', '.org' or '.be' should be at the end).  Please check the address you typed and try again!")
   return false
}

if (len<2) {
   var errStr="Your e-mail address is missing a hostname! (something like 'aol.com' or 'msn.com' after the @).  Please check the address you typed and try again!"
   alert(errStr)
   return false
}

return true;
}