Biological membrane proteins are incorporated into a co-polymer matrix to produce membranes with a wide variety of functionalities. The method processes the voice signal received from the earphone via a sound processing module inside the earphone such that a user can hear the voice signal more clearly. The vessel system further comprises at least one inflatable seal allowing to create a seal between an outer periphery of the internal wall and an internal cavity wall of the vessel. In another embodiment, a method for processing a message includes receiving an incoming message and incoming control information for performing the word spacing function, and arranging the incoming message based on the incoming control information. The methods describe a variety of manners of predicting the next navigation event, including examining individual and aggregate historical data, text entry prediction, and cursor input monitoring. In one embodiment, invention provides a shutter disk mechanism that eliminates the need for axially orientating a shutter disk to a robot blade that transfers the shutter disk to a substrate support.