// JavaScript Document

function clearDefault(el) {
	if (el.defaultValue==el.value) el.value = ""
}

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") &&
	(domArr[domArr.length-1] != "aero")) {
	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_14.value==""){
	alert("Please enter a value for Company Name");
	return(true);}
	if (emailCheck(thisform.email.value)) {
	return false;
	} else {
	return true;
	}
}