Hardware configuration for a navigation control unit for a wireless computer resource access device, such as a wireless web content access device

A navigation control unit for use with, for example, a wireless web access device to access web content over a computer network, is disclosed. The navigation control unit includes a housing that encloses circuitry having a processor. A connector secured to the body connects the navigation control unit to a wireless access device. At least one user control, such as a button, is retained by the body, and at least a portion of it is accessible from outside the body. The processor and circuitry generate a user command based on actuation of at least one of the user controls.