iPad and iPhone conditionals for WordPress

gistfile1.php

<?php
// CREATE IPAD AND IPHONE CONDITIONALS
function is_ipad() {
	$is_ipad = (bool) strpos($_SERVER['HTTP_USER_AGENT'],'iPad');
	if ($is_ipad)
		return true;
	else return false;
}
function is_iphone() {
	$cn_is_iphone = (bool) strpos($_SERVER['HTTP_USER_AGENT'],'iPhone');
	if ($cn_is_iphone)
		return true;
	else return false;
}