$url='http://goo.gl/SM1U';
$result=get_web_page($url);
print_r($result[url]);

function get_web_page( $url )
{
      $uagent = "Mozilla/5.0 (Macintosh; I; Intel Mac OS X 10_6_7; ru-ru) AppleWebKit/534.31+ (KHTML, like Gecko) Version/5.0.5 Safari/533.21.1";
   
  $ch = curl_init( $url );

  curl_setopt($ch, CURLOPT_URL, $url);
  curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);   
  curl_setopt($ch, CURLOPT_HEADER, 0);           
  curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);   
  curl_setopt($ch, CURLOPT_ENCODING, "");        
  curl_setopt($ch, CURLOPT_USERAGENT, $uagent); 
  curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 120); 
  curl_setopt($ch, CURLOPT_TIMEOUT, 120);       
  curl_setopt($ch, CURLOPT_MAXREDIRS, 10);      

  $content = curl_exec( $ch );
  $err     = curl_errno( $ch );
  $errmsg  = curl_error( $ch );
  $header  = curl_getinfo( $ch );
  curl_close( $ch );

  $header['errno']   = $err;
  $header['errmsg']  = $errmsg;
  $header['content'] = $content;
  return $header;
 }