A method of correcting an infrared image is provided. One such a method includes distinguishing at least one particular structural feature associated with the exterior of the particular portion from at least one particular structural feature associated with the interior of the particular portion. The device has a first portion having an end configured to engage the hub assembly and unlock and lock the hub assembly. A transmission antenna is connected to the pulse phase modulator for transmitting the broad band spread spectrum antenna test signal to a test antenna. The voicemail system can send the requested voicemail message header information to the mobile device and, in response, receive a second request for at least one voicemail message.