3rd person view....rotating the camera with arrow keys.???

3rd person view....rotating the camera with arrow keys.???

I wanna know how to make it so when a player presses the left arrow key the camera should rotate to the left a little bit, and if they press the right key, it shoudl rotate to the right.

can some1 plz tell me how to do this.

"Events" have such trigger as "Button pressed" and "Button unpressed" use it.

For example:
1 trigger
(Trigger is off from the beginning)
Event
every 1 sec
Conditions
Actions
Rotate camera to "(face angle)-90" of "Hero" for 1 sec

2nd trigger
Event
Button "left" is pressed
Condition
Action
Turn of "1st trigger"

3rd trigger
Event
Button "left" is unpressed
Condition
Action
Turn off of "1st trigger"