Docket No. B022198, October 25, 1988. Appeal from Superior Court of Los Angeles County, No. C378886, Charles H. Older, Judge. COUNSEL Mark Brifman and Joann R. Deutch for Defendant and Appellant. Raoul Y. Roth for Plaintiffs and Respondents. OPINION KENNARD, J. Defendant advertising agency, Scott, Lancaster, Mills Atha, Inc., appeals from a judgment following a court trial in May 1986 rendering it liable for payment of delinquent accounts for air time run on plaintiff independent television stations