this is what i have come up w/ so far its wayyyyyyyy off so im seeking the help of a master UI scripter
repeat 1 times
tell application "System Events"
tell application "Safari" to activate
tell window "Facebook | Jonny McJohnny"
tell group
tell ScrollArea
tell WebArea
tell Group
tell ScrollArea
tell Group
keystroke "sup"
keystroke return
end tell
end tell
end tell
end tell
end tell
end tell
end tell
end tell
end repeat