I need help :C

Title ;(.... i was typing essay, idk what i pressed.
then BAM this zoom in thingy pooped up!
any1 help, it looks so ugly!
-ty in advance

mAC 10.7.4

http://i45.tinypic.com/2lazoyf.png <- pic
http://i45.tinypic.com/2lazoyf.jpg

What you typed was option-command-(plus key).

To fix it: option-command-(minus key).

To prevent it: go to system preferences, Universal Access (or Accessibility as its called in Mountain Lion) and uncheck "Enable assistive devices"

Sounds like a mess.