function reverse_tinyurl($url){
            // Resolves a TinyURL.com encoded url to it's source.
            $url = explode('.com/', $url);
            $url = 'http://preview.tinyurl.com/'.$url[1];
            $preview = file_get_contents($url);
            preg_match('/redirecturl" href="(.*)">/', $preview, $matches);
            return $matches[1];
        }
        
        function tinyurl($url){
        // Shortens a url
            $html = file_get_contents("http://tinyurl.com/create.php?url=".$url);
            preg_match('/http:\/\/preview\.tinyurl\.com\/(.*)<\/b>/', $html, $matches);
            return "http://tinyurl.com/".$matches[1];
        } 

function reverse_tinyurl($url){
	$url = explode('.com/', $url);
	$url = 'http://preview.tinyurl.com/'.$url[1];
	$preview = file_get_contents($url);
	preg_match('/redirecturl" href="(.*)">/', $preview, $matches);
	return $matches[1];
}

function tidied($url) {
  /* Cleans up a page via Tidy, returning the cleaned up html as a string
   * By Logan Koester <logan@logankoester.com> 2007-06-28
   * Props to http://infohound.net/tidy */
  return file_get_contents("http://logankoester.com/tools/tidy.php?q=$url");
}

/<a href="(http:\/\/cgi.ebay.com\/.*?ViewItem)">/