PHP Decode

<?php 
 
//$starttime = microtime(); 
 
if(strtolower($_SERVER['HTTP_HOST'])=='musicjan.net'){ 
 define('SF_ROOT_DIR',    realpath(dirname(__FILE__)).'/skyitekh'); 
 define('SF_APP',         'frontend_m'); 
 define('SF_ENVIRONMENT', 'musicjan'); 
 define('SF_DEBUG',       false); 
} 
elseif(strtolower($_SERVER['HTTP_HOST'])=='musicjan.com'){ 
 define('SF_ROOT_DIR',    realpath(dirname(__FILE__)).'/skyitekh'); 
 define('SF_APP',         'frontend_m'); 
 define('SF_ENVIRONMENT', 'musicjan'); 
 define('SF_DEBUG',       false); 
} 
else{ 
 if(stristr($_SERVER['HTTP_HOST'],'musicjan.net')){ 
	header('Location: http://musicjan.net'.$_SERVER['REQUEST_URI'],TRUE,301); 
 } 
 elseif(stristr($_SERVER['HTTP_HOST'],'musicjan.com')){ 
	header('Location: http://musicjan.com'.$_SERVER['REQUEST_URI'],TRUE,301); 
 } 
 else{ 
	header('Location: http://musicjan.net'.$_SERVER['REQUEST_URI'],TRUE,301); 
 } 
	exit; 
} 
 
require_once(SF_ROOT_DIR.DIRECTORY_SEPARATOR.'apps'.DIRECTORY_SEPARATOR.SF_APP.DIRECTORY_SEPARATOR.'config'.DIRECTORY_SEPARATOR.'config.php'); 
sfContext::getInstance()->getController()->dispatch(); 
 
 ?>