Today i work on facebook sdk.
How You use This for local perpose
1)Open facebook developer Page.
2) Click on web
3)Now On top menu Option Apps
4) Click on Create new app.
5)Enter the basic information about your app
6)Now get your App iD:
7)Get your App Secret:
8)enter basic information about your application
9)Enter website address which you want to open with facebook login
10)click on save settings
11)Now your app is configure with facebook