Polymers and copolymers comprising repeating units of 5 thieno3,4-bthiophene. The lower end includes an oblong foot and the upper end includes a male or female notch for visually indicating the orientation of the long axis of the oblong foot. The archive provides for compiling an application written in code supported by the web browser. As a result, the normal life of the average battery may be greatly extended. The wound dressing member includes a lower absorbent member positionable adjacent the wound bed and an upper member which at least partially defines the vacuum reservoir.