diff --git a/lib/ace/config.js b/lib/ace/config.js
index 6116da96..34bf50fd 100644
--- a/lib/ace/config.js
+++ b/lib/ace/config.js
@@ -34,7 +34,9 @@ define(function(require, exports, module) {
 var lang = require("./lib/lang");
 var oop = require("./lib/oop");
 var net = require("./lib/net");
-var EventEmitter = require("./lib/event_emitter").EventEmitter;
+var AppConfig = require("./lib/app_config").AppConfig;
+
+module.exports = exports = new AppConfig();
 
 var global = (function() {
     return this;
@@ -69,8 +71,6 @@ exports.all = function() {
 };
 
 // module loading
-oop.implement(exports, EventEmitter);
-
 exports.moduleUrl = function(name, component) {
     if (options.$moduleUrls[name])
         return options.$moduleUrls[name];
@@ -142,7 +142,6 @@ exports.loadModule = function(moduleName, onLoad) {
     net.loadScript(exports.moduleUrl(moduleName, moduleType), afterLoad);
 };
 
-
 // initialization
 function init(packaged) {
     options.packaged = packaged || require.packaged || module.packaged || (global.define && define.packaged);
@@ -200,102 +199,4 @@ function deHyphenate(str) {
     return str.replace(/-(.)/g, function(m, m1) { return m1.toUpperCase(); });
 }
 
-var optionsProvider = {
-    setOptions: function(optList) {
-        Object.keys(optList).forEach(function(key) {
-            this.setOption(key, optList[key]);
-        }, this);
-    },
-    getOptions: function(optionNames) {
-        var result = {};
-        if (!optionNames) {
-            optionNames = Object.keys(this.$options);
-        } else if (!Array.isArray(optionNames)) {
-            result = optionNames;
-            optionNames = Object.keys(result);
-        }
-        optionNames.forEach(function(key) {
-            result[key] = this.getOption(key);
-        }, this);
-        return result;
-    },
-    setOption: function(name, value) {
-        if (this["$" + name] === value)
-            return;
-        var opt = this.$options[name];
-        if (!opt) {
-            if (typeof console != "undefined" && console.warn)
-                console.warn('misspelled option "' + name + '"');
-            return undefined;
-        }
-        if (opt.forwardTo)
-            return this[opt.forwardTo] && this[opt.forwardTo].setOption(name, value);
-
-        if (!opt.handlesSet)
-            this["$" + name] = value;
-        if (opt && opt.set)
-            opt.set.call(this, value);
-    },
-    getOption: function(name) {
-        var opt = this.$options[name];
-        if (!opt) {
-            if (typeof console != "undefined" && console.warn)
-                console.warn('misspelled option "' + name + '"');
-            return undefined;
-        }
-        if (opt.forwardTo)
-            return this[opt.forwardTo] && this[opt.forwardTo].getOption(name);
-        return opt && opt.get ? opt.get.call(this) : this["$" + name];
-    }
-};
-
-var defaultOptions = {};
-/*
- * option {name, value, initialValue, setterName, set, get }
- */
-exports.defineOptions = function(obj, path, options) {
-    if (!obj.$options)
-        defaultOptions[path] = obj.$options = {};
-
-    Object.keys(options).forEach(function(key) {
-        var opt = options[key];
-        if (typeof opt == "string")
-            opt = {forwardTo: opt};
-
-        opt.name || (opt.name = key);
-        obj.$options[opt.name] = opt;
-        if ("initialValue" in opt)
-            obj["$" + opt.name] = opt.initialValue;
-    });
-
-    // implement option provider interface
-    oop.implement(obj, optionsProvider);
-
-    return this;
-};
-
-exports.resetOptions = function(obj) {
-    Object.keys(obj.$options).forEach(function(key) {
-        var opt = obj.$options[key];
-        if ("value" in opt)
-            obj.setOption(key, opt.value);
-    });
-};
-
-exports.setDefaultValue = function(path, name, value) {
-    var opts = defaultOptions[path] || (defaultOptions[path] = {});
-    if (opts[name]) {
-        if (opts.forwardTo)
-            exports.setDefaultValue(opts.forwardTo, name, value);
-        else
-            opts[name].value = value;
-    }
-};
-
-exports.setDefaultValues = function(path, optionHash) {
-    Object.keys(optionHash).forEach(function(key) {
-        exports.setDefaultValue(path, key, optionHash[key]);
-    });
-};
-
 });
diff --git a/lib/ace/edit_session.js b/lib/ace/edit_session.js
index 932a9e3d..347c854a 100644
--- a/lib/ace/edit_session.js
+++ b/lib/ace/edit_session.js
@@ -969,8 +969,7 @@ var EditSession = function(text, mode) {
         try {
             this.$worker = this.$mode.createWorker(this);
         } catch (e) {
-            if (typeof console == "object" && console.error)
-                console.log("Could not load worker", e);
+            config.warn("Could not load worker", e);
             this.$worker = null;
         }
     };
diff --git a/lib/ace/editor.js b/lib/ace/editor.js
index a3fdc978..78c7c18d 100644
--- a/lib/ace/editor.js
+++ b/lib/ace/editor.js
@@ -717,7 +717,10 @@ var Editor = function(renderer, session) {
         this.$cursorChange();
 
         if (!this.$blockScrolling) {
-            console.warn("In next version of ace automatic scrolling into view will be disabled");
+            config.warn("Automatically scrolling cursor into view after selection change",
+                "this will be disabled in the next version",
+                "set editor.$blockScrolling = Infinity to disable this message"
+            );
             this.renderer.scrollCursorIntoView();
         }
 
diff --git a/lib/ace/lib/app_config.js b/lib/ace/lib/app_config.js
new file mode 100644
index 00000000..84b9e70c
--- /dev/null
+++ b/lib/ace/lib/app_config.js
@@ -0,0 +1,158 @@
+/* ***** BEGIN LICENSE BLOCK *****
+ * Distributed under the BSD license:
+ *
+ * Copyright (c) 2010, Ajax.org B.V.
+ * All rights reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of Ajax.org B.V. nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+define(function(require, exports, module) {
+"no use strict";
+
+var lang = require("./lang");
+var oop = require("./oop");
+var EventEmitter = require("./event_emitter").EventEmitter;
+
+var optionsProvider = {
+    setOptions: function(optList) {
+        Object.keys(optList).forEach(function(key) {
+            this.setOption(key, optList[key]);
+        }, this);
+    },
+    getOptions: function(optionNames) {
+        var result = {};
+        if (!optionNames) {
+            optionNames = Object.keys(this.$options);
+        } else if (!Array.isArray(optionNames)) {
+            result = optionNames;
+            optionNames = Object.keys(result);
+        }
+        optionNames.forEach(function(key) {
+            result[key] = this.getOption(key);
+        }, this);
+        return result;
+    },
+    setOption: function(name, value) {
+        if (this["$" + name] === value)
+            return;
+        var opt = this.$options[name];
+        if (!opt) {
+            return warn('misspelled option "' + name + '"');
+        }
+        if (opt.forwardTo)
+            return this[opt.forwardTo] && this[opt.forwardTo].setOption(name, value);
+
+        if (!opt.handlesSet)
+            this["$" + name] = value;
+        if (opt && opt.set)
+            opt.set.call(this, value);
+    },
+    getOption: function(name) {
+        var opt = this.$options[name];
+        if (!opt) {
+            return warn('misspelled option "' + name + '"');
+        }
+        if (opt.forwardTo)
+            return this[opt.forwardTo] && this[opt.forwardTo].getOption(name);
+        return opt && opt.get ? opt.get.call(this) : this["$" + name];
+    }
+};
+
+function warn(message) {
+    if (typeof console != "undefined" && console.warn)
+        console.warn.apply(console, arguments);
+}
+
+function reportError(msg, data) {
+    var e = new Error(msg);
+    e.data = data;
+    if (typeof console == "object" && console.error)
+        console.error(e);
+    setTimeout(function() { throw e; });
+};
+
+var AppConfig = function() {
+    this.$defaultOptions = {};    
+};
+
+(function() {
+    // module loading
+    oop.implement(this, EventEmitter);
+    /*
+     * option {name, value, initialValue, setterName, set, get }
+     */
+    this.defineOptions = function(obj, path, options) {
+        if (!obj.$options)
+            this.$defaultOptions[path] = obj.$options = {};
+
+        Object.keys(options).forEach(function(key) {
+            var opt = options[key];
+            if (typeof opt == "string")
+                opt = {forwardTo: opt};
+
+            opt.name || (opt.name = key);
+            obj.$options[opt.name] = opt;
+            if ("initialValue" in opt)
+                obj["$" + opt.name] = opt.initialValue;
+        });
+
+        // implement option provider interface
+        oop.implement(obj, optionsProvider);
+
+        return this;
+    };
+
+    this.resetOptions = function(obj) {
+        Object.keys(obj.$options).forEach(function(key) {
+            var opt = obj.$options[key];
+            if ("value" in opt)
+                obj.setOption(key, opt.value);
+        });
+    };
+
+    this.setDefaultValue = function(path, name, value) {
+        var opts = this.$defaultOptions[path] || (this.$defaultOptions[path] = {});
+        if (opts[name]) {
+            if (opts.forwardTo)
+                this.setDefaultValue(opts.forwardTo, name, value);
+            else
+                opts[name].value = value;
+        }
+    };
+
+    this.setDefaultValues = function(path, optionHash) {
+        Object.keys(optionHash).forEach(function(key) {
+            this.setDefaultValue(path, key, optionHash[key]);
+        });
+    };
+    
+    this.warn = warn;
+    this.reportError = reportError;
+    
+}).call(AppConfig.prototype);
+
+exports.AppConfig = AppConfig;
+
+});
diff --git a/lib/ace/lib/dom.js b/lib/ace/lib/dom.js
index 65f20d7d..ef2f7caa 100644
--- a/lib/ace/lib/dom.js
+++ b/lib/ace/lib/dom.js
@@ -31,9 +31,6 @@
 define(function(require, exports, module) {
 "use strict";
 
-if (typeof document == "undefined")
-    return;
-
 var XHTML_NS = "http://www.w3.org/1999/xhtml";
 
 exports.getDocumentHead = function(doc) {
@@ -175,6 +172,10 @@ exports.getInnerHeight = function(element) {
     );
 };
 
+
+if (typeof document == "undefined")
+    return;
+
 if (window.pageYOffset !== undefined) {
     exports.getPageScrollTop = function() {
         return window.pageYOffset;
diff --git a/lib/ace/tokenizer.js b/lib/ace/tokenizer.js
index a0756157..72490fbb 100644
--- a/lib/ace/tokenizer.js
+++ b/lib/ace/tokenizer.js
@@ -31,6 +31,7 @@
 define(function(require, exports, module) {
 "use strict";
 
+var config = require("./config");
 // tokenizing lines longer than this makes editor very slow
 var MAX_TOKEN_COUNT = 2000;
 /**
@@ -353,13 +354,8 @@ var Tokenizer = function(rules) {
         };
     };
     
-    this.reportError = function(msg, data) {
-        var e = new Error(msg);
-        e.data = data;
-        if (typeof console == "object" && console.error)
-            console.error(e);
-        setTimeout(function() { throw e; });
-    };
+    this.reportError = config.reportError;
+    
 }).call(Tokenizer.prototype);
 
 exports.Tokenizer = Tokenizer;