Same Suki, it's succinct and to the point!
Peo, glad you found us but sorry for what brings you here, of course.
Hope you will stick around whether he returns or not, no matter what happens it's a good idea to have support of others, don't isolate yourself.
Do you have friends and family you share any of this with? I know it can be hard to get out with a little one but if you can you might want to check out Al-Anon meetings in your area. These support meetings are for people affected by a friend or family member's drinking, not support for the Alcoholic, you might find that helpful.
Right now you are probably feeling terribly hurt and that is normal. Try to focus on yourself and your child (and the peace in the house!). Don't panic, you are going to be ok regardless. You will not always feel this way but it takes time.