*440ORDER
PER CURIAM:Further argument in the above matter is fixed for the Pittsburgh Session, Tuesday, March 3, 1981, at 10:00 a. m. The parties are requested to brief and argue whether principles of comity and equity require the courts of Pennsylvania to refrain from exercising jurisdiction.
KAUFFMAN, J., did not participate in the consideration of this matter. NIX, J., files a dissenting opinion, in which FLAHERTY, J., joins.