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diff --git a/install/ui/jquery.ordered-map.js b/install/ui/jquery.ordered-map.js
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+++ b/install/ui/jquery.ordered-map.js
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+/*  Authors:
+ *    Endi Dewata <edewata@redhat.com>
+ *
+ * Copyright (C) 2010 Red Hat
+ * see file 'COPYING' for use and warranty information
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+jQuery.ordered_map = jQuery.fn.ordered_map = function() {
+
+    var that = {};
+
+    /**
+     * These variables can be read directly but should not be
+     * modified directly. Use the provided methods instead.
+     */
+    that.keys = [];
+    that.values = [];
+    that.map = {};
+
+    that.__defineGetter__('length', function() {
+        return that.keys.length;
+    });
+
+    that.get = function(key) {
+        return that.map[key];
+    };
+
+    that.put = function(key, value) {
+        that.keys.push(key);
+        that.values.push(value);
+        that.map[key] = value;
+    };
+
+    that.remove = function(key) {
+
+        var i = that.keys.indexOf(key);
+        if (i<0) return null;
+
+        that.keys.splice(i, 1);
+        that.values.splice(i, 1);
+
+        var value = that.map[key];
+        delete that.map[key];
+
+        return value;
+    };
+
+    that.empty = function() {
+        that.keys = [];
+        that.values = [];
+        that.map = {};
+    };
+
+    return that;
+};