var walkSpeed = 6.0;
var runSpeed = 18.0
var jumpSpeed = 8.0;
private var gravity = 30;
private var moveDirection = Vector3.zero;

function Update() {
      if (grounded)  {
           moveDirection = new Vector3(Input.GetAxis("Horizontal"), 0, Input.GetAxis("Vertical"));
           moveDirection = transform.TransformDirection(moveDirection);       
       if (Input.GetKey ("left shift") && Input.GetKey ("x"))
        moveDirection *= runSpeed;
       else  moveDirection *= walkSpeed;
          if (Input.GetKey ("backspase"))      
           moveDirection.y = jumpSpeed;
      }
           moveDirection.y -= gravity * Time.deltaTime;
              var controller : CharacterController = GetComponent(CharacterController);
              var flags = controller.Move(moveDirection * Time.deltaTime);
        grounded = (flags & CollisionFlags.CollidedBelow) != 0;
}
@script RequireComponent(CharacterController)

static var an = 1.0;

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

function Update() {
if (Input.GetKey(KeyCode.LeftShift)) {
              CharacterMotor.an = 1.5;
          } else {
          if (Input.GetKeyUp (KeyCode.LeftShift)) {
              CharacterMotor.an = 1;
          }
          }
}