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-(void)resetPlayerWithX:(float)x andY:(float)y
{
        invulnerable = YES;

        //set the position, reset velocity and angular rotation
        playerBody->p = ccp(x,y);
        playerBody->v = cpvzero;
        playerBody->w = 0.0f;

        [self schedule:@selector(disableInvulnerability) interval:1.5f];
}

-(void)disableInvulnerability
{
        invulnerable = NO;
        [self unschedule:@selector(disableInvulnerability)];
}