[Shelimov]

function user() {
  var self = this;
  this.obj1 = {};
  this.obj1.name = "??";
  this.obj1.func = function() {
    return this;
  };
  this.obj1.obj2 = {};
  this.obj1.obj2.get = function(a) {
    alert(self.obj1.name)
  };
}
var f = new user;
f.obj1.obj2.get();