// rollovers
bName = navigator.appName;
bVer = parseInt(navigator.appVersion);
if ((bName == "Netscape" && bVer >= 3) ||
(bName == "Microsoft Internet Explorer" && bVer >=4)) br = "n3";
else br = "n2";
if (br == "n3") {
var n01n = new Image(); n01n.src = "gfx/navbar/01_off.gif";
var n01a = new Image(); n01a.src = "gfx/navbar/01_on.gif";
var n02n = new Image(); n02n.src = "gfx/navbar/02_off.gif";
var n02a = new Image(); n02a.src = "gfx/navbar/02_on.gif";
var n03n = new Image(); n03n.src = "gfx/navbar/03_off.gif";
var n03a = new Image(); n03a.src = "gfx/navbar/03_on.gif";
var n04n = new Image(); n04n.src = "gfx/navbar/04_off.gif";
var n04a = new Image(); n04a.src = "gfx/navbar/04_on.gif";
var n05n = new Image(); n05n.src = "gfx/navbar/05_off.gif";
var n05a = new Image(); n05a.src = "gfx/navbar/05_on.gif";
}
function act(imgName)   { if (br == "n3") document[imgName].src = eval(imgName + "a.src"); }
function inact(imgName) { if (br == "n3") document[imgName].src = eval(imgName + "n.src"); }
// rollovers
//
//
// mail


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 (matchArray==null) {
	alert("Email address seems incorrect (check @ and .'s)")
	return false
}
var user=matchArray[1]
var domain=matchArray[2]
if (user.match(userPat)==null) {
    alert("The username doesn't seem to be valid.")
    return false
}
var IPArray=domain.match(ipDomainPat)
if (IPArray!=null) {
	  for (var i=1;i<=4;i++) {
	    if (IPArray[i]>255) {
	        alert("Destination IP address is invalid!")
		return false
	    }
    }
    return true
}
var domainArray=domain.match(domainPat)
if (domainArray==null) {
	alert("The domain name doesn't seem to be valid.")
    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("The address must end in a three-letter domain, or two letter country.")
   return false
}
if (len<2) {
   var errStr="This address is missing a hostname!"
   alert(errStr)
   return false
}
return true;
}
//mail