A lockable torque-limiting driver includes a body and a sleeve received in a sleeve chamber of the body and secured therein by recesses inside the body. The header and curb each include one or more rails mounted above and below the door via associated expansion assemblies. The temperature is set at approximately 430 C. It includes a first current generation circuit for storing a cell current at a first point of time and generating a first current of \u03b1 times the stored cell current. The prism array can include a plurality of prism surfaces, with each prism surface being obliquely formed so that when light enters the light guide plate from the light source side and impinges thereon, a substantial amount of the light can be totally reflected into small angles of incidence to the emission surface. Further, the process provides at least a subset of the set of promotional lottery tickets to a plurality of players in the promotional lottery game.