I'm so sorry you got this disappointing shocking news at Christmas - too bad they didn't have the decency and compassion to pick a better time. Please don't let this get you down - you can look for another job but no one can replace you. For now put all these things on the back burner. Unfortunately there are some heartless people out there but you can't let them win. Here's a compassionate website to look at:
hyyp://www.metanoia.org/suicide/