| http://www.w3.org/ns/prov#value | - BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a simplified pictographic cut-away side view of a prior art imaging and navigation arrangement; FIG. 2 is a bottom view of a mouse constructed in accordance with the invention; FIG. 3 is a side perspective view of a mouse constructed in accordance with one aspect of the invention; and FIG. 4 is a simplified side cut-away view of a proximity sensor in the
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