heres my script
var health = 60;
var something : GameObject;
function OnTriggerEnter(thing: Collider){
if (thing.name == "Bullet"){
health - 1;
}
else
if (thing.name == "FlameBall"){
health - 3;
}
else
if (thing.name == "Bomb"){
health - 6;
}
}
function Update () {
if (health <= 0)
Destroy (something);
}
i have 3 bce0034 errors, one at the first minus, one at the second and one at the semicolon after the 3rd minus
help plz