The present invention relates to methods of allocating a Timing Advance value used for at least one timing advance group in a wireless access system for supporting carrier aggregation. An optical film is a laminate of an absorptive dichroic polarizing plate and a brightness enhancement film. The high coercivity structure includes a layer of high coercivity material, and an amorphous layer positioned between the high coercivity material and the AP pinned layer structure. A conductive layer is formed over the substrate to fill the opening. The dispenser housing includes a nozzle end for receiving the same cleaning attachments that fit onto the hand grip. The invention concerns macrolide antibiotics useful as antiinfective agents.