def detect_black_berry_touch()
      if (detect_black_berry() &&
          (user_agent.include?(DEVICE_B_B_STORM) ||
           user_agent.include?(DEVICE_B_B_TORCH) ||
           user_agent.include?(DEVICE_B_B_BOLD_TOUCH) ||
           user_agent.include?(DEVICE_B_B_CURVE_TOUCH) ))
        return true
      end
      return false
    end
def detect_black_berry_touch()
      if (detect_black_berry() &&
          (user_agent.include?(DEVICE_B_B_STORM) ||
           user_agent.include?(DEVICE_B_B_TORCH) ||
           user_agent.include?(DEVICE_B_B_BOLD_TOUCH) ||
           user_agent.include?(DEVICE_B_B_CURVE_TOUCH) ))
        return true
      end
      return false
    end
=begin
*
     * Detects if the current browser is a BlackBerry Touch
     * device, such as the Storm, Torch, and Bold Touch. Excludes the Playbook.
     * @return detection of a Blackberry touchscreen device

=end