ball joints on 2000 Ford Expedition

I have replaced many parts on my expedition but have never done ball joints. can anybody explain to me how to do this.

Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
1 answer
here is a link to a repair manual site, that will have instructions and may have pictures, there is small fee, but it is worth it!
http://bit.ly/mitchell_repair_manuals_online