Exercise machine with movable belt or chain

(canceled)

(canceled)

(canceled)

(canceled)

An machine comprising a frame having at least one longitudinal rail extending between a first support member and a second support member, a carriage supporting a platform moveable along the at least one rail, at least one movable belt or chain attached to the carriage, movement of the at least one belt or chain being controlled by a motor to apply resistance to movement of the carriage along the at least one longitudinal rail, a cross bar pivotally connected to an end of the frame by at least one pivot arm and at least one cord extendable from the carriage or platform of the frame around a part of the cross bar via at least one pulley, wherein the at least one cord is selectively positionable between a first position and a second position, wherein in the first position movement of the cord affects movement of the carriage and in the second position movement of the cross bar affects movement of the carriage.