An insulated window buck with integrated fastening and anchor elements for a self aligning cut or molded insulated concrete form window buck. The NPTC material operates to selectively limit the amount of electrons collected from localized areas of the membrane electrode assembly in order to reduce hot spots. The display system includes a color signal converter for converting the color signal ratio of the plurality of color signals of a color signal source to a ratio of signals suitable for the colors of the thin-film display device. A first location of the touch input associated with a first coordinate space is determined.