A data aligner in a reconfigurable computing environment is disclosed. Relative longitudinal movement of the inner member relative to the expandable member causes a portion of the expandable member to expand radially outwardly. Dietary compositions and galenical forms made therefrom and the use of said compositions for preventing osteoporosis and stimulating osteogenesis in mammals. Next, the system examines the control bit pattern to determine an operation to be performed on the register. Selection of the time frequency region for watermarking is driven by avoidance of interference with the sonar itself, or in case of network operation, other watermarks. Pharmaceutical compositions containing these compounds, methods of making and methods for using these compounds are also provided.