
<!--
//valid pattern for 7 or 10 digit phone number
//returns true if phone number is valid
function isValidPhone(phoneStr){
	var phonePat = /^(\({0,1}(\d{3})\){0,1})?\s?(\s|-)?\s?\d{3}(\s|-)\d{4}$/;		//valid pattern for phone
	var matchArr = phoneStr.match(phonePat)
	if (matchArr == null)
		return false;
	else
		return true;
}

//addr must contain '@' followed by * chars then '.' and 3 more chars
//returns true if email is in valid form
function isValidEmail(emailStr){
	var emailPat = /^(.*)@(.*)\.([a-z]{3})$/;		//valid pattern for email
	var matchArr = emailStr.match(emailPat)
	if (matchArr == null)
		return false;
	else
		return true;	
}

function isBlank(txt){
	if ( txt == '' || txt == ' ' || txt == '\t') return true;
	return false;
}
//-->