replace_full_images.user.js

// ==UserScript==
// @name           Replace Full Images
// @namespace      jp.mitukiii.twitpic
// @include        http*://twitpic.com/photos/*
// ==/UserScript==
(function() {
Array.prototype.each = function(iterator) {
  for (var i = 0; i < this.length; i += 1) {
    iterator(this[i], i);
  };
  return this;
};
Array.prototype.first = function() {
  return this[0];
};
var $A = function(args) {
  var _args = [];
  for (var i = 0; i < args.length; i += 1) {
    _args.push(args[i]);
  };
  return _args;
};
var createFullImageUrl = function() {
  var full_url = 'http://twitpic.com/show/full/';
  return function(uniq_id) {
    return full_url + uniq_id;
  };
}();
var replaceUrl = function(elem) {
  var a       = $A(elem.getElementsByTagName('a')).first();
  var uniq_id = a.href.match(/https?:\/\/twitpic.com\/(.+?)$/)[1];
  var img     = $A(elem.getElementsByTagName('img')).first();
  var url     = createFullImageUrl(uniq_id);
  a.setAttribute('href', url);
  img.setAttribute('src', url);
  img.setAttribute('width', '150px');
};
$A(document.getElementsByClassName('profile-photo-img')).each(replaceUrl);
document.addEventListener('DOMNodeInserted', function(event) {
  var elem = event.target;
  if (elem.getAttribute('id') === 'image-') {
    replaceUrl($A(elem.getElementsByClassName('profile-photo-img')).first());
  };
}, false);
})();