Well, I logged into a server called super fun time and I was just wondering about I then noticed when I moved my mouse up I looked down when it used to be the other way around.
The mouse I am using is the Razer Abyssus.
MC-44294
Mouse bug when I move my mouse up i look down and the other way round.
Resolved
Works As Intended
0
(Unassigned)
Unconfirmed
Minecraft 1.7.1, Minecraft 1.7.2, Minecraft 13w48b, Minecraft 1.7.3, Minecraft 1.7.4
Retrieved
You have "Invert Mouse" activated (Not sure if it's invert, but it's something similar inside your options).