'JavaScript, State of the Art' article series: simple function example

simple-function-call.js

// JSFiddle: http://jsfiddle.net/qQk7v/
var addMessage = function(message) {
  var isWindowScope = window === this,
    extendedMessage = message + ' (called with window context: ' + isWindowScope + ')',
    textNode = document.createTextNode(extendedMessage);
  document.body.appendChild(textNode);
};

addMessage('Welcome to: ' + location);​
// Renders the following in the body:
// Welcome to: <location> (called with window context: true)