Facebook: Post on behalf

gistfile1.php

<?php

  $facebook = new Facebook(array(
		'appId'  => 'xxxxx',
		'secret' => 'xxxxx'
		)
	);

	$facebook->setExtendedAccessToken();
	$access_token = $facebook->getAccessToken();
	
	$post =  array(
	    'access_token' => $access_token,
	    'message' => 'Please ignore || Development || Auto-Post'
	);

	//-- Send post to Facebook --//
	$res = $facebook->api('/me/feed', 'POST', $post);