call this._super() sample

hello.js

require("jsb.js");

try {
    
    director = cc.Director.getInstance();
    winSize = director.getWinSize();
    centerPos = cc.p( winSize.width/2, winSize.height/2 );

    var Person = cc.Node.extend({

        ctor: function() {
            this._super();
            cc.log("Hello cocos2d-x jsb");
        }

    });

    var GameLayer = cc.Layer.extend({

        // Constructor
        ctor:function () {

            this._super();
            this.init();

            var p = new Person();
        }

    });

    function run()
    {
        var scene = cc.Scene.create();
        var layer = new GameLayer();
        scene.addChild( layer );

        director.runWithScene( scene );
    }

    __jsc__.garbageCollect();

    run();
    
} catch(e) {log(e);}