
    429 A.2d 60
    Commonwealth v. Roberts, Appellant.
    Petition for Allowance of Appeal Denied March 13, 1981.
    
      Submitted June 9, 1980.
    Dennis Scott Hudak, for appellant;
    John Gallagher, District Attorney, for Commonwealth, appellee.
    Before BROSKY, HOFFMAN and CIRILLO, JJ.
    
    
      
       Judge Vincent A. Cirillo, of the Court of Common Pleas of Montgomery County, Pennsylvania, is sitting by designation.
    
   Judgment of sentence affirmed.  