Get fit?

So I'm determined to loose some weight and get back into shape.  I find it easier if I document this somewhere so I suppose this is as good as anywhere.  Currently if I plot myself I would be listed as morbidly obese (sad eh).  So time to get up and do something about it.  Ive been starting with the bike.  Yesterday I rode up Green Canyon on my Mtn Bike.  Today I took the kids on a 10 mile round trip to the park.  I need to find a good app for the phone that documents what I eat so I can count calories easily.  At this point I am in full bring it on mode.  Below is a picture from the ride