Here's an article about the lameness of 1.3:
"News: Facebook 1.3 Not Releasing Partial Wake Lock"
http://geekfor.me/news/facebook-1-3-wakelock/
If you're looking to downgrade the Facebook app to 1.2, you can find it here:
http://anyhub.net/file/facebook_1.2.apk
"News: Facebook 1.3 Not Releasing Partial Wake Lock"
http://geekfor.me/news/facebook-1-3-wakelock/
If you're looking to downgrade the Facebook app to 1.2, you can find it here:
http://anyhub.net/file/facebook_1.2.apk