public function getRollbackPoint()
	{
		$tagList = $this->call('tag');
		$tags    = explode("\n", $tagList);
		$rbp     = 0;

		if (count($tags) > 0)
		{
			foreach ($tags as $tag)
			{
				if (strstr($tag, 'cmsrollbackpoint-') !== false)
				{
					$tmp_tag = substr($tag, 17);
					if ($tmp_tag > $rbp)
					{
						$rbp = $tmp_tag;
					}
				}
			}

			if ($rbp === 0)
			{
				return false;
			}

			return $rbp;
		}
		else
		{
			return false;
		}
	}