The present invention provides devices for positioning frame members for fabricating a wood frame. A lower mirror and an output coupler define a laser cavity of the SEL. The first pinned layer is preferably a ferromagnetic Co\u2014Fe having an Fe content of approximately from 20 to 80 at % and having high, positive saturation magnetostriction. In the active substance layer, a metal material having a low lithium compound forming power permeates between the particles of active substance and the opposite sides are conducting electrically. , antimicrotubule agents, topoisomerase I inhibitors, topoisomerase II inhibitors, antimetabolites, mitotic inhibitors, alkylating agents, intercalating agents, agents capable of interfering with a signal transduction pathway, an agent that promotes apoptosis andor necrosis, and interferon, an interleukin, a tumor necrosis factor, and radiation.