Google chrome(Safari) Facebook timeline shortcut keys:

 

Shortcut Key	Function
Alt + M	New message box pop's up
Alt + ?	Cursor will get into Search box
Alt + 0	Opens Help Center
Alt + 1	Opens Home Page
Alt + 2	Opens Profile Page
Alt + 3	Friend Request
Alt + 4	Messages if any
Alt + 5	Notification
Alt + 6	Opens Account Settings
Alt +7	Opens Privacy Settings
Alt + 8	Official Facebook page
Alt + 9	Service Agreement
L	Like/Unlike Photos in Lightbox mode

 

 

Mozilla Firefox Facebook timeline Shortcut keys:

 

Keys	Action
Shift + Alt + M	New Message
Shift + Alt + ?	Cursor in Search box
Shift + Alt + 0	Help Center
Shift + Alt + 1	Home Page
Shift + Alt + 2	Profile Page
Shift + Alt + 3	Friend Request
Shift + Alt + 4	Messages if any
Shift + Alt + 5	Notification
Shift + Alt + 6	Account Settings
Shift + Alt +7	Privacy Settings
Shift + Alt + 8	Official Facebook page
Shift + Alt + 9	Service Agreement
Shift + Alt + 6	Account Settings
L	Like/Unlike Photos in Light box

Internet Explorer Facebook timeline Shortcut keys:

 

 

Keys	Action
Alt + M + Enter	New Message
Alt + ? + Enter	Cursor in Search box
Alt + 0 + Enter	Help Center
Alt + 1 + Enter	Home Page
Alt + 2 + Enter	Profile Page
Alt + 3 + Enter	Friend Request
Alt + 4 + Enter	Messages if any
Alt + 5 + Enter	Notification
Alt + 6 + Enter	Account Settings
Alt +7 + Enter	Privacy Settings
Alt + 8 + Enter	Official Facebook page
Alt + 9 + Enter	Service Agreement
L	Like/Unlike Photos in Light box