Edit: Derp, nevermind, I fixed it.
Like the title says, my bullets shoot sideways.
What I have is a small spacecraft (top-down sprite) than can only move in 4 directions. Up, down, left and right. What I want is for the ship to be able to shoot a projectile from it's front, Raiden style. I've included a picture that shows my issue:
<img src="http://i43.tinypic.com/2vl5z03.png">