Get jQuery on a page that doesn't have it

get-jquery.js

// Example usage:
getjQuery(function (e) {
  // jQuery loaded successfully!
});

// Get jQuery on a page that doesn't have it,
// perhaps in order to engage in some laid-back hacking
function getjQuery(callback) {
  loadScript("https://stripe.com/javascripts/jquery.js",callback);
}


// loadScript (https://gist.github.com/4023991)
function loadScript(src,optionalCallback) { var s = document.createElement("script"); s.type = "text/javascript"; s.src = src; var context = document.getElementsByTagName('script')[0]; context.parentNode.insertBefore(s, context); s.async=true; s.addEventListener('load',optionalCallback); }