quick jsonp callback
<?php
$callback = 'callback';
if (isset($_REQUEST['callback'])) {
$callback = $_REQUEST['callback'];
}
$ch = curl_init('http://localhost/' . $_REQUEST['url']);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
$response = curl_exec($ch);
curl_close($ch);
echo $callback . '(' . $response . ');';