Checking execution order based on document and window ready / load state within a Facebook iFrame canvas ( page tab or app).

alertOrder.js

// Checking execution order based on document and window ready / load state within a Facebook iFrame canvas ( page tab or app).

// Executes 1st
// Same as $(document).ready(function(){});
$(function() {
    alert('1');
});

// Executes 2nd
$(window).load(function() {
    alert('2');
});

// Executes 3rd
window.onload = function() {
    alert('3');
};