A supporting bracket for a monitor includes a stand and a control structure. Nitrogen is implanted during steps of doping the source and the drain so as to suppress the spreading of the other types of dope so that the poly-silicon layer forms a shallow interface lightly doped drain after annealing. An elastic layer is provided at least between the end of the flat screw and the panepanel. Lock pins of the subject invention utilized with safes can inhibit forced entry through the door by side punching or prying of the door. The probe further includes a rotatable handle cover surrounding the probe. Also disclosed is a generating unit having a fuel cell for supplying electricity to the building and a heat exchanger for supplying heat to the building.