if(Input.GetKeyDown(KeyCode.LeftShift)){
                      maxForwardSpeed = 30;}

#pragma strict
#pragma implicit
#pragma downcast

// Does this script currently respond to input?
var canControl : boolean = true;

var useFixedUpdate : boolean = true;

// For the next variables, @System.NonSerialized tells Unity to not serialize the variable or show it in the inspector view.
// Very handy for organization!

// The current global direction we want the character to move in.
@System.NonSerialized
var inputMoveDirection : Vector3 = Vector3.zero;

// Is the jump button held down? We use this interface instead of checking
// for the jump button directly so this script can also be used by AIs.
@System.NonSerialized
var inputJump : boolean = false;

class CharacterMotorMovement {
  // The maximum horizontal speed when moving
  var maxForwardSpeed : float = 10.0;
  var maxSidewaysSpeed : float = 10.0;
  var maxBackwardsSpeed : float = 10.0;
   
  // Curve for multiplying speed based on slope (negative = downwards)
  var slopeSpeedMultiplier : AnimationCurve = AnimationCurve(Keyframe(-90, 1), Keyframe(0, 1), Keyframe(90, 0));
   
  // How fast does the character change speeds?  Higher is faster.
  var maxGroundAcceleration : float = 30.0;
  var maxAirAcceleration : float = 20.0;

  // The gravity for the character
  var gravity : float = 10.0;
  var maxFallSpeed : float = 20.0;
   
  // For the next variables, @System.NonSerialized tells Unity to not serialize the variable or show it in the inspector view.
  // Very handy for organization!

  // The last collision flags returned from controller.Move
  @System.NonSerialized
  var collisionFlags : CollisionFlags;  

  // We will keep track of the character's current velocity,
  @System.NonSerialized
  var velocity : Vector3;
   
  // This keeps track of our current velocity while we're not grounded
  @System.NonSerialized
  var frameVelocity : Vector3 = Vector3.zero;
   
  @System.NonSerialized
  var hitPoint : Vector3 = Vector3.zero;
   
  @System.NonSerialized
  var lastHitPoint : Vector3 = Vector3(Mathf.Infinity, 0, 0);
}

var movement : CharacterMotorMovement = CharacterMotorMovement();

var maxSpeed : float = MaxSpeedInDirection(desiredLocalDirection);  
       maxSpeed = maxSpeed * an;

if (Input.GetKey(KeyCode.LeftShift)) {  
                  CharacterMotor.an = 3;  
              } else {  
              if (Input.GetKeyUp (KeyCode.LeftShift)) {  
                  CharacterMotor.an = 1;  
              }  
              }