function validate_email(address)
{ 
	var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;

	if(reg.test(address) == false)
		return false;

	return true;
}

function validate_phone(phone_number)
{
	var reg = /^\(?([0-9]{3})\)?[-. ]?([0-9]{3})[-. ]?([0-9]{4})$/;

	if(reg.test(phone_number))
	{
    	var formattedPhoneNumber = phone_number.replace(reg, "($1) $2-$3");
		return formattedPhoneNumber;
	}
	else
		return 'false';
}