Disclosed is a system for selective modification of transport data for enhanced video content. More specifically, one embodiment of the invention may be used to locate or indicate the location of a portable piece of exercise equipment. A second support member having a shaped portion is connected to one of the ends of the first support member, wherein the shape of the shaped portion accommodates the crucible or other item. Data transmission circuit structures may comprise selectable frame processing and data transmission functions. In another embodiment, the invention discloses pharmaceutical compositions comprising such compounds as well as methods of using them to treat disorders associated with the HCV protease. A CVdd line crosses over the SRAM cell.