Can We Serve Two Masters?

With reference to my blog of the same title that I had posted in my FRIENDSTER account, I got of the same title, how about serving God and your family at the same time? is it possible that you can serve them in equality?
can you help me with this. i’m having my debate and i should stand that you can serve two masters at the same time when this two masters are your family and God. suppose to be the person involve is a married priest. thank you. hope you can help me.