global // the global object

var bar = "kipper";
function foo() {
  var bar = "halibut";
  console(bar); // halibut
  console(global.bar); // kipper
}

(function(){ // https://warzone.atlassian.net/wiki/display/jsapi/Code+sandboxing
 
  var eventStartLevel; // oops, now we can't define global eventStartLevel from in here :(
 
  // oh, yes we can! :)
  global.eventStartLevel = function() {
    // code
  }
 
})();