window_object.js

var name = "Julian";
console.log(name);
console.log(window.name);

function sayHello(name) {
  console.log("Hello there, " + name + "!");
}

sayHello(name);
window.sayHello(window.name);
console.log(window);  // If you expand the object and scroll towards the bottom
                      // you will see both your variable and function on the 
                      // window object!