Double faced changeable sign

A double faced changeable sign, comprising:

• a base panel comprising a generally thin, flat, elongated strip of material, having a front side, a back side, a top side edge, a bottom side edge, a left side edge, and a right side edge, said base panel being provided with two indicia display areas disposed thereon along the length of said front side and said rear side;
• a sliding cover panel movably attached to said base panel comprising a generally thin, flat, rectangular strip of material of uniform thickness, having a front side, a back side, a left side edge, a right side edge, a top edge, and a bottom edge, said top and bottom edges being bent backward and inward toward one another forming a pair of flanges defining generally "C-shaped" channels extending along a portion of the top edge and bottom edge of said back side of said sliding cover panel, said "C-shaped" channels being open at both ends, said top and bottom edges of said base panel being removably insertable and movably held into position within said "C-shaped" channels in a slidable relationship by said flanges of said "C-shaped channels", said sliding cover panel covering only a portion of said front side of said base panel being slidable and movable from end to end of said base panel, said front side of said sliding cover panel having indicia disposed thereon covering or exposing a selected portion of said front side of said base panel providing an unobstructed view of the uncovered portion of said front of said base panel, said sliding cover panel being slidably positioned relative to said base panel in order to coordinate indicia between said front side of said sliding cover panel and said front side of said base panel, said "C-shaped" channels providing an unobstructed view of said indicia disposed on said back side of said base panel said indicia remaining visible along the entire length of said back side of said base panel;
• at least one raised ridge spacer running substantially the full length of said back side of said sliding cover panel limiting binding between said back side of said sliding cover plate and the surface of said front side of said base panel;
• a stop means for limiting the movement of said sliding cover panel along said base panel;
• and
• suction cup mounting means for removably attaching said sign to a flat transparent surface.