
    461 A.2d 871
    Tutka, et al., Appellants v. 7-Up Bottling Company.
    Petition for Allowance of Appeal Denied Sept. 23, 1983.
    Argued November 3, 1982.
    Ralph M. Russo, for appellants;
    Anthony A. Witlin, for appellee.
    Before CAVANAUGH, ROWLEY and VAN der VOORT, JJ.
   Order affirmed.  