CIMMessenger::SetDesktopVersion

static function SetDesktopVersion($version)
{
	global $USER;

	$version = intval($version);
	$userId = intval($USER->GetId());
	if ($userId <= 0)
		return false;

	$currentVersion = self::GetDesktopVersion();
	if ($currentVersion !== $version)
	{
		CUserOptions::SetOption('im', 'DesktopVersionApi', $version, false, $userId);
	}

	return $version;
}