
    438 A.2d 626
    Commonwealth v. Kovalak, Jr., Appellant.
    Argued May 22, 1981.
    Linda R. Tallent, for appellant; Michael Oreski, Assistant District Attorney, submitted a brief on behalf of Commonwealth, appellee.
    Before CERCONE, P. J., and MONTGOMERY and VAN der VOORT, JJ.
   Judgment of sentence affirmed.  