function sendMail()
{
	$comment = null;
	$to =  "[email protected]";
	$copy = "[email protected]";
	$subject = "Email..";
	if (isset($_POST["contactSubscribe"]) || isset($_POST["questionSubmit"]) || isset($_POST["submit"])) {
	  foreach ($_POST as $field => $value) {
		if ($field == "contactName") {
		  $contactName = $value;
		}
		if ($field == "email") {
		  $email = filter_var($_POST['email'], FILTER_SANITIZE_EMAIL);
		}
		if ($field == "comment") {
		  $comment = $value;
		}
	  }
	}

	checkConditions();
	mail($to, $subject, $message);
	mail($copy, $subject, $message);
}

function checkConditions()
{
	if ( condition1() ) $message = "Name: $contactName Email: $email";
	if ( condition2() ) && is_null($contactName)) $message = "inputname=i_" . $email;
	if ( condition3() ) && !is_null($comment) ) $message = "Name: $contactName Email: $email Message: $comment";
}

function condition1()
{
	return !is_null($contactName) && is_null($comment);
}

function condition2()
{
	return is_null($comment) && is_null($contactName);
}

function condition3()
{
	return !is_null($contactName) && !is_null($comment);
}