hvergara

// # getScript()
// more or less stolen from jquery core and adapted by paul irish

function getScript(url,success) {
  var head = document.getElementsByTagName("head")[0], done = false;
  var script = document.createElement("script");
  script.src = url;
  // Attach handlers for all browsers
  script.onload = script.onreadystatechange = function(){
    if (!done && (!this.readyState || this.readyState == "loaded" || this.readyState == "complete") ) {

hvergara

                                  .-----------------.
                       .----------| receive request |
                       v          '-----------------'
               .--------------.
               |   vcl_recv   |                     Varnish 3.0 state diagram
   .-----------|--------------|-------------.       Not entierly complete.   
   |           | req          |             |       Misses error/restart and 
   v           '--------------'             v       some internals           
 pass                lookup               pipe 
   |                    |                   |