Add script with AddComponent in JavaScript

//HOW CAN I FIX IT? THE ERROR IS IN THE 7th LINE OF CODES

 public var script : MonoScript;
 public var objs : GameObject[];
 
 function Start(){
     objs = FindObjectsOfType(GameObject) as GameObject[];
     for(var i:int; i<objs.length; i++){
         if(objs[i].GetComponent.<ParticleSystem>()!=null){
             objs[i].AddComponent.<script>();//  <---------------- !!! THE ERROR IS HERE !!!
         }
     }
 }