function windowPopup(myUrl, myName, myWidth, myHeight) {
	var myLeft = screen.width/2-(myWidth/2);
	var myTop = screen.height/2-(myHeight/2);
	window.open(myUrl, myName, 'width='+myWidth+',height='+myHeight+',left='+myLeft+',top='+myTop+',scrollbars=1');
}
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] != "info") && (domArr[domArr.length-1] != "name") && (domArr[domArr.length-1] != "arpa") && (domArr[domArr.length-1] != "coop")) {
		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;
}
function UPTvalidateform(thisform) {
	if (thisform.val_1.value == "") {
		alert("Please enter a value for First Name");
		return (true);
	}
	if (thisform.val_2.value == "") {
		alert("Please enter a value for Last Name");
		return (true);
	}
	if (thisform.val_8.selectedIndex == 0) {
		alert("Please select a value for Country");
		return (true);
	}
	if (thisform.val_16861.value == "") {
		alert("Please enter a value for How did you hear about us?");
		return (true);
	}
	$ok = 0;
	for (var i = 0; i<thisform.val_16862.length; i++) {
		if (thisform.val_16862[i].checked == "1") {
			$ok = 1;
			break;
		}
	}
	if ($ok == 0) {
		alert("Please enter a value for Please keep me informed about Copper Mountain Updates (mountain updates, events, specials, contests)");
		return (true);
	}
	$ok = 0;
	for (var i = 0; i<thisform.val_16863.length; i++) {
		if (thisform.val_16863[i].checked == "1") {
			$ok = 1;
			break;
		}
	}
	if ($ok == 0) {
		alert("Please enter a value for Please keep me informed about Real Estate opportunities at Copper Mountain.");
		return (true);
	}
	$ok = 0;
	for (var i = 0; i<thisform.val_16864.length; i++) {
		if (thisform.val_16864[i].checked == "1") {
			$ok = 1;
			break;
		}
	}
	if ($ok == 0) {
		alert("Please enter a value for Please keep me informed about other Playground Real Estate Opportunities ");
		return (true);
	}
	$ok = 0;
	for (var i = 0; i<thisform.val_47643.length; i++) {
		if (thisform.val_47643[i].checked == "1") {
			$ok = 1;
			break;
		}
	}
	if ($ok == 0) {
		alert("Please enter a value for Salutation");
		return (true);
	}
	if (emailCheck(thisform.email.value)) {
		alert('Thank you for signing up!');
		return false;
	} else {
		return true;
	}
}