Disable shooting whilst reloading?

At the moment when I reload my gun I am still able to shoot. How can I change my script so that when I am reloading, shooting is disabled until it has finished? This is my script for shooting raycasts, hope someone can help me out here.

var amountOfShots = 8;
var reloadTime = 1.5;

function Update (){
if(Input.GetButtonDown("Fire1")){
    Shoot();
    }
    
if(Input.GetKeyDown("r")){
    Reload();
    }
}

function Reload (){
yield WaitForSeconds(reloadTime);
amountOfShots = 8;
}

var shootSound : AudioClip;
var bloodPrefab : Transform;
var sparksPrefab : Transform;
var hit : RaycastHit;
var range = 500;
var otherScript : DamageReciever;

function Shoot (){

        if(amountOfShots > 0){
        amountOfShots--;
        if(shootSound){
        audio.PlayOneShot(shootSound);
    }
if(Physics.Raycast(transform.position, transform.forward, hit, range)){
    var rot = Quaternion.FromToRotation(Vector3.up, hit.normal);

    if(hit.collider.tag == "Enemy"){
    
        if(bloodPrefab){
            Instantiate(bloodPrefab, hit.point, rot);
        }
        
            var otherScript : DamageReciever;
            otherScript = hit.collider.gameObject.GetComponent(DamageReciever);
            otherScript.Damage(5);
            
        }else{
        if(sparksPrefab){
            Instantiate(sparksPrefab, hit.point, rot);
            }
        }
    }
}
}

Basic boolean usage.

Under line 2, put a new line with:

var reloading : boolean = false;

Under line 14, put a new line with:

reloading = true;

Under line 16, put a new line with:

reloading = false;

Under line 26, put a new line with:

if(reloading)
    return;