팝업 자식창에 객체 넘기기

자식창

var opnerFn = null;
   window["test"]=function (a){
    alert(a);
    opnerFn=a;
   }   
   function chageOpener(v){
    opnerFn(v);
   }

 

 

부모창

function openPopup(){
    wp = window.open("test2.html","open1",width=30,height=30);
    setTimeout(function(){
     wp.window.test(tttt);
    },1000);
    
       
   }
   
   function tttt(bb){
    var aa = document.getElementById("aa");
    aa.value=bb;
   }