Do what feels right to you. You are the one living your life and this is a question you would never have been asking yourself if your H had remained true and faithful.
We all need friends - it doesn't mean you are going to get physically involved. Trust your instincts.
Saffie me 46 H 46 M in 1986 D20,D18,S16,D13 H's A 01/05 to 07/06 H recommitted to M 07/06 renewed vows 09/06 Going from strength to strength