public static function stringGuidToHex($string)
{
$hex = '\\' . substr($string, 6, 2) . '\\' . substr($string, 4, 2) . '\\' . substr($string, 2, 2) . '\\' . substr($string, 0, 2);
$hex = $hex . '\\' . substr($string, 11, 2) . '\\' . substr($string, 9, 2);
$hex = $hex . '\\' . substr($string, 16, 2) . '\\' . substr($string, 14, 2);
$hex = $hex . '\\' . substr($string, 19, 2) . '\\' . substr($string, 21, 2);
$hex = $hex . '\\' . substr($string, 24, 2) . '\\' . substr($string, 26, 2) . '\\' . substr($string, 28, 2) . '\\' . substr($string, 30, 2) . '\\' . substr($string, 32, 2) . '\\' . substr($string, 34, 2);
return $hex;
}