Optionally, music can also be re-encoded to a smaller file size upon synchronization. User files are encrypted during transit and optionally at rest. JAB code contains one master symbol and optionally multiple slave symbols. Graphic designers organize pages and optionally add graphic elements. The original subject (the agent) can optionally be re-inserted using the preposition "by". IRC is an open protocol that uses TCP and, optionally, TLS. Every shopping system implements a catalogue, payment modules, security policies and optionally a search tool. It resides on top of the Bluetooth Core Specification and (optionally) additional protocols. A plain literal has a lexical form and optionally a language tag. Minor syncopation tends to be optionally and only seen is specific dialects. The roof panel made from fiberglass or optionally from clear acrylic was removable. The other CD adds many optionally installable features for Windows Server 2003. Personal mobility is enhanced by swimfins and optionally diver propulsion vehicles. Standard door swings include leg straps and optionally handles. Displays were supported by one or (optionally) more PCIe graphics cards.