/**
     * Moves Player towards or
     * away from a location
     *
     * @param source player
     * @param target location
     * @param inOrOut testing
     * @param strength how fast you go
     */
    public static void corDir(Player source, Location target, int inOrOut, int strength){
        Location l = source.getLocation();
        Vector v = l.toVector().subtract(target.toVector()).multiply(inOrOut).normalize();
        source.setVelocity(new Location(l.getWorld(),l.getX(),l.getY(),l.getZ(),(180-(float)Math.toDegrees(Math.atan2(v.getX(), v.getZ()))),(90-(float)Math.toDegrees(Math.acos(v.getY())))).getDirection().multiply((l.distance(target)/strength))); //Line for the error
    }