Facebook Stream
For Facebook go to the Like Box page and paste in your Facebook URL
Click on Get Code
Click on iFrame
Highlight Code
Copy Code
Click OK
Go to Google Sites
Click on the Edit button
Click where the Facebook stream will go and click on the HTML button
Paste in code, click Update and then Save
Twitter Stream
For Twitter click where you would like the widget to appear
Go to Insert - More Gadgets
Scroll down and click on Twitter Widget
Click Select
Click on User Profile
Type in your User name
Click Ok
Click Save