-(void) fireWeapon{

    //NSLog(@"Fired Weapon");

    CGSize winSize = [[CCDirector sharedDirector] winSize];
    CCSprite *projectile = [CCSprite spriteWithFile:@"projectile.png" rect:CGRectMake(0, 0, 30, 15)];

    int projectileStartX = self.weapon.contentSize.width;
    int projectileStartY = self.weapon.contentSize.height /2 + 3;

    projectile.position = ccp(projectileStartX, projectileStartY);

    [self.weapon addChild:projectile];

    //Determine where we wish to shoot the projectile to
    int realX = winSize.width + (projectile.contentSize.width/2);

    if (facing == facingLeft) {

        projectile.position = ccp(projectileStartX - projectileStartX, projectileStartY);
        projectile.rotation = 180;
        realX = -realX;
    }

    CGPoint realDest = ccp(realX, projectileStartY);
    // Determine the length of how far we're shooting
    int offRealX = realX - projectile.position.x;
    float length = sqrtf((offRealX*offRealX));
    float velocity = 480/1; // 480pixels/1sec
    float realMoveDuration = length/velocity;

    // Move projectile to actual endpoint
    [projectile runAction:[CCSequence actions:
                           [CCMoveTo actionWithDuration:realMoveDuration position:realDest],
                           [CCCallFuncN actionWithTarget:self selector:@selector(spriteMoveFinished:)],
                           nil]];

}

-(void)spriteMoveFinished:(id)sender {
     NSLog(@"spriteMovedFinished");
    CCSprite *sprite = (CCSprite *)sender;
    [self.weapon removeChild:sprite cleanup:YES];
}