boost speed button script issue...

var gameObjectGUI : Transform = null;

var explosion : GameObject; var splash : GameObject;

private var forceWingLeft : Transform; private var forceWingRight : Transform;

private var forceTailLeft : Transform; private var forceTailRight : Transform;

private var forceNoseLeft : Transform; private var forceNoseRight : Transform;

private var forceThrust : Transform;

private var thisTransform : Transform; private var thisRigidbody : Rigidbody;

private var thisGravity : Vector3;

private var myPitch : float; private var calPitch : float; private var offsetPitch : float; private var calibrationZ : float;

function FixedUpdate() {
if ( iPhoneInput.touchCount > 0 ) setCalibration();

 var accel : Vector3 = iPhoneInput.acceleration;

 if ( calibrationZ > 0 )
     myPitch = -Mathf.Atan2( accel.x,  accel.z ) * Mathf.Rad2Deg;
 else
     myPitch =  Mathf.Atan2( accel.x,  -accel.z ) * Mathf.Rad2Deg;

 calPitch =  ( wrapAngle( offsetPitch ) - wrapAngle( myPitch ) ) / 360;

 thisRigidbody.AddForceAtPosition( thisTransform.forward * speed, forceThrust.position );

 //Get the angle between our velocity and the front of the wing
 var angleOfIncidence = Vector3.Angle( thisTransform.forward, thisRigidbody.velocity );

 //Taking the Sin of the Angle of Incidence will yield 0 at 0 degrees difference
 //and 1 (representing full friction at 90 degrees). This is what changes the direction
 //of the plane's velocity vector.
 var wingFriction = 0.1 + Mathf.Abs( Mathf.Sin( angleOfIncidence ) );

 //Add a small amount to the acceleromter values if they are equal to zero
 var accelX = calPitch;
 if ( Mathf.Abs( accelX ) < 0.02 )
     accelX = 0.0001;

 var accelY = accel.y;
 if ( Mathf.Abs( accelY ) < 0.1 )
     accelY = 0.0001;


 var relativeLeftWingPosition  : Vector3 = thisTransform.position -  forceWingLeft.position;
 var relativeRightWingPosition : Vector3 = thisTransform.position - forceWingRight.position;

 thisRigidbody.AddForceAtPosition( thisGravity + ( -thisRigidbody.GetPointVelocity( forceTailLeft.position  ) * 0.1  ) + ( ( -thisTransform.up * 5 * -accelX ) * wingFriction ), forceTailLeft.position  );
 thisRigidbody.AddForceAtPosition( thisGravity + ( -thisRigidbody.GetPointVelocity( forceTailRight.position ) * 0.1  ) + ( ( -thisTransform.up * 5 * -accelX ) * wingFriction ), forceTailRight.position );

 thisRigidbody.AddForceAtPosition( thisGravity + ( -thisRigidbody.GetPointVelocity( forceNoseLeft.position  ) * 0.1  ), forceNoseLeft.position );
 thisRigidbody.AddForceAtPosition( thisGravity + ( -thisRigidbody.GetPointVelocity( forceNoseRight.position ) * 0.1  ), forceNoseRight.position );

 thisRigidbody.AddForceAtPosition( thisGravity + ( -thisRigidbody.GetPointVelocity( forceWingLeft.position  ) * 0.25 ) + ( (  thisTransform.up * 2 *  -accelY ) * wingFriction ) - thisTransform.forward * relativeLeftWingPosition.y  * thisRigidbody.velocity.magnitude * 0.0025, forceWingLeft.position  );
 thisRigidbody.AddForceAtPosition( thisGravity + ( -thisRigidbody.GetPointVelocity( forceWingRight.position ) * 0.25 ) + ( (  thisTransform.up * 2 *   accelY ) * wingFriction ) - thisTransform.forward * relativeRightWingPosition.y * thisRigidbody.velocity.magnitude * 0.0025, forceWingRight.position );

 audio.pitch = 1.0 - Mathf.Clamp( thisRigidbody.velocity.y / 100, -1, 1 );

}

function handleRaycasts( theHit : RaycastHit ) { switch( theHit.transform.name ) { case "coin": Destroy( theHit.transform.gameObject ); Debug.Log( "Collected a coin!" ); break;

     /*case "water":
         var splashClone = Instantiate( splash, thisTransform.position, thisTransform.rotation );
         Destroy( gameObject );
         //gameObjectGUI.SendMessage( "crash" ); 

         var script : crash = gameObjectGUI.gameObject.GetComponent( crash );
         script.crash();

         Debug.Log( "Splash" );
         break;*/

     default:
         var explosionClone = Instantiate( explosion, thisTransform.position, thisTransform.rotation );
         Destroy( gameObject );
         gameObjectGUI.SendMessage( "crash" );
         Debug.Log( "Crash" );
         break;
 }   

}

function setCalibration() {
var accel : Vector3 = iPhoneInput.acceleration; calibrationZ = accel.z;

 if ( calibrationZ > 0 )
 {
     offsetPitch = -Mathf.Atan2( accel.x,  accel.z ) * Mathf.Rad2Deg;
     offsetYaw   = -Mathf.Atan2( accel.y,  accel.z ) * Mathf.Rad2Deg;
 }
 else
 {
     offsetPitch =  Mathf.Atan2( accel.x, -accel.z ) * Mathf.Rad2Deg;
     offsetYaw   =  Mathf.Atan2( accel.y, -accel.z ) * Mathf.Rad2Deg;    
 }   

}

function Start() { forceWingLeft = transform.Find( "forceWingLeft" );
forceWingRight = transform.Find( "forceWingRight" );

 forceTailLeft   = transform.Find( "forceTailLeft"   );
 forceTailRight  = transform.Find( "forceTailRight"  );

 forceNoseLeft   = transform.Find( "forceNoseLeft"   );
 forceNoseRight  = transform.Find( "forceNoseRight"  );

 forceThrust     = transform.Find( "forceThrust"     ); 

 thisTransform = transform;
 thisRigidbody = rigidbody;  

 thisGravity   = Vector3( 0, -9.8, 0 );

 setCalibration();

}

function Update() { var hit : RaycastHit; var layerMask = 1 << 2; layerMask = ~layerMask;

 if ( Physics.Raycast( thisTransform.position, thisTransform.forward, hit, 10, layerMask ) )
     handleRaycasts( hit );
 if ( Physics.Raycast( thisTransform.position, -thisTransform.forward, hit, 10, layerMask ) )
     handleRaycasts( hit );
 if ( Physics.Raycast( thisTransform.position, thisTransform.up, hit, 5, layerMask ) )
     handleRaycasts( hit );
 if ( Physics.Raycast( thisTransform.position, -thisTransform.up, hit, 5, layerMask ) )
     handleRaycasts( hit );
 if ( Physics.Raycast( thisTransform.position, thisTransform.right, hit, 10, layerMask ) )
     handleRaycasts( hit );
 if ( Physics.Raycast( thisTransform.position, -thisTransform.right, hit, 10, layerMask ) )
     handleRaycasts( hit );
 if ( iPhoneInput.touchCount > 0 )
 {
     isBoosted = true;
 }

 if (isBoosted) {
 speed = boostSpeed;

} else { speed = normalSpeed; }

 /*if ( thisTransform.position.y < 0 )
 {
     var splashClone = Instantiate( splash, thisTransform.position, thisTransform.rotation );
     Destroy( gameObject );
     gameObjectGUI.SendMessage( "crash" ); 
     Debug.Log( "Splash" );
 }*/

}