​

//global timeouts

var a = setInterval(function(){

  $("body").append("A <br>");

},500);

​

b = setInterval(function(){

  $("body").append("B <br>");

},500);

​

function local() {

    var c = setInterval(function () {

        $("body").append("C <br>");

        setTimeout(function () {

            clearInterval(c);

        }, 3000);

    }, 500);

}

​

(function(){

  local();

}());

​

​

setTimeout(function(){

  clearInterval(a);

},3000);

setTimeout(function(){

  clearInterval(b);

},3000);

​

​

​

$(document).ready(function(){

  //setTimeout to wait for intervals a and b to begin

  var record = setTimeout(function(){

    //can see the interval variables if they are global

    //and i print all the global variables

    //http://stackoverflow.com/a/8369361/1252748

    console.dir(Object.keys( window ));

  }, 600);

});