--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/annotator_files/lib/extensions.js	Thu Apr 05 19:37:27 2012 +0200
@@ -0,0 +1,110 @@
+var $, gettext, _gettext, _ref, _t;
+
+gettext = null;
+
+if (typeof Gettext !== "undefined" && Gettext !== null) {
+  _gettext = new Gettext({
+    domain: "annotator"
+  });
+  gettext = function(msgid) {
+    return _gettext.gettext(msgid);
+  };
+} else {
+  gettext = function(msgid) {
+    return msgid;
+  };
+}
+
+_t = function(msgid) {
+  return gettext(msgid);
+};
+
+if (!(typeof jQuery !== "undefined" && jQuery !== null ? (_ref = jQuery.fn) != null ? _ref.jquery : void 0 : void 0)) {
+  console.error(_t("Annotator requires jQuery: have you included lib/vendor/jquery.js?"));
+}
+
+if (!(JSON && JSON.parse && JSON.stringify)) {
+  console.error(_t("Annotator requires a JSON implementation: have you included lib/vendor/json2.js?"));
+}
+
+$ = jQuery.sub();
+
+$.flatten = function(array) {
+  var flatten;
+  flatten = function(ary) {
+    var el, flat, _i, _len;
+    flat = [];
+    for (_i = 0, _len = ary.length; _i < _len; _i++) {
+      el = ary[_i];
+      flat = flat.concat(el && $.isArray(el) ? flatten(el) : el);
+    }
+    return flat;
+  };
+  return flatten(array);
+};
+
+$.plugin = function(name, object) {
+  return jQuery.fn[name] = function(options) {
+    var args;
+    args = Array.prototype.slice.call(arguments, 1);
+    return this.each(function() {
+      var instance;
+      instance = $.data(this, name);
+      if (instance) {
+        return options && instance[options].apply(instance, args);
+      } else {
+        instance = new object(this, options);
+        return $.data(this, name, instance);
+      }
+    });
+  };
+};
+
+$.fn.textNodes = function() {
+  var getTextNodes;
+  getTextNodes = function(node) {
+    var nodes;
+    if (node && node.nodeType !== 3) {
+      nodes = [];
+      if (node.nodeType !== 8) {
+        node = node.lastChild;
+        while (node) {
+          nodes.push(getTextNodes(node));
+          node = node.previousSibling;
+        }
+      }
+      return nodes.reverse();
+    } else {
+      return node;
+    }
+  };
+  return this.map(function() {
+    return $.flatten(getTextNodes(this));
+  });
+};
+
+$.fn.xpath = function(relativeRoot) {
+  var jq;
+  jq = this.map(function() {
+    var elem, idx, path;
+    path = '';
+    elem = this;
+    while (elem && elem.nodeType === 1 && elem !== relativeRoot) {
+      idx = $(elem.parentNode).children(elem.tagName).index(elem) + 1;
+      idx = idx > 1 ? "[" + idx + "]" : "";
+      path = "/" + elem.tagName.toLowerCase() + idx + path;
+      elem = elem.parentNode;
+    }
+    return path;
+  });
+  return jq.get();
+};
+
+$.escape = function(html) {
+  return html.replace(/&(?!\w+;)/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;').replace(/"/g, '&quot;');
+};
+
+$.fn.escape = function(html) {
+  if (arguments.length) return this.html($.escape(html));
+  return this.html();
+};