Tobie,
You have been through so much, yet remain very strong.
Please don't think you shouldn't call your in laws for support. They sound very kind and obviuosly love you very much(you are very lucky to have in laws like this-I wish that I could talk to mine like this). Maybe they know that their son has fallen short and want to help you-don't deny them this. This is what family is for -you are the mother of their grand children.
Keep it up-my prayers are with you! <img border="0" title="" alt="[Smile]" src="images/icons/smile.gif" />