diff --git a/src/_h5ai/js/inc/core/entry.js b/src/_h5ai/js/inc/core/entry.js
index b86bfd23..033970b3 100644
--- a/src/_h5ai/js/inc/core/entry.js
+++ b/src/_h5ai/js/inc/core/entry.js
@@ -1,5 +1,5 @@
 
-module.define('core/entry', [jQuery, 'core/parser', 'model/entry'], function ($, parser, Entry) {
+modulejs.define('core/entry', ['jQuery', 'core/parser', 'model/entry'], function ($, parser, Entry) {
 
 	var absHref = document.location.pathname.replace(/[^\/]*$/, '');
 
diff --git a/src/_h5ai/js/inc/core/event.js b/src/_h5ai/js/inc/core/event.js
index f8e84334..81ce4284 100644
--- a/src/_h5ai/js/inc/core/event.js
+++ b/src/_h5ai/js/inc/core/event.js
@@ -1,5 +1,5 @@
 
-module.define('core/event', [amplify], function (amplify) {
+modulejs.define('core/event', ['amplify'], function (amplify) {
 
 	var sub = function (topic, callback) {
 
diff --git a/src/_h5ai/js/inc/core/format.js b/src/_h5ai/js/inc/core/format.js
index c2008664..4fbeba5a 100644
--- a/src/_h5ai/js/inc/core/format.js
+++ b/src/_h5ai/js/inc/core/format.js
@@ -1,5 +1,5 @@
 
-module.define('core/format', [moment], function (moment) {
+modulejs.define('core/format', ['moment'], function (moment) {
 
 	var reParseSize = /^\s*([\.\d]+)\s*([kmgt]?)b?\s*$/i,
 		treshhold = 1000.0,
diff --git a/src/_h5ai/js/inc/core/parser.js b/src/_h5ai/js/inc/core/parser.js
index b5daacb5..0f06d463 100644
--- a/src/_h5ai/js/inc/core/parser.js
+++ b/src/_h5ai/js/inc/core/parser.js
@@ -1,11 +1,11 @@
 
-module.define('core/parser', [jQuery], function ($) {
+modulejs.define('core/parser', ['jQuery'], function ($) {
 
 	if ($('#data-apache-autoindex').length) {
-		return module.require('parser/apache-autoindex');
+		return modulejs.require('parser/apache-autoindex');
 	}
 	if ($('#data-generic-json').length) {
-		return module.require('parser/generic-json');
+		return modulejs.require('parser/generic-json');
 	}
 
 	return {
diff --git a/src/_h5ai/js/inc/core/resource.js b/src/_h5ai/js/inc/core/resource.js
index add1636a..17baed3c 100644
--- a/src/_h5ai/js/inc/core/resource.js
+++ b/src/_h5ai/js/inc/core/resource.js
@@ -1,5 +1,5 @@
 
-module.define('core/resource', ['core/settings'], function (settings) {
+modulejs.define('core/resource', ['core/settings'], function (settings) {
 
 	var api = function () {
 
diff --git a/src/_h5ai/js/inc/core/settings.js b/src/_h5ai/js/inc/core/settings.js
index e279cc2c..bbb74f32 100644
--- a/src/_h5ai/js/inc/core/settings.js
+++ b/src/_h5ai/js/inc/core/settings.js
@@ -1,5 +1,5 @@
 
-module.define('core/settings', [H5AI_CONFIG], function (config) {
+modulejs.define('core/settings', ['H5AI_CONFIG'], function (config) {
 
 	var defaults = {
 			rootAbsHref: '/',
@@ -12,7 +12,7 @@ module.define('core/settings', [H5AI_CONFIG], function (config) {
 });
 
 
-module.define('core/types', [H5AI_CONFIG], function (config) {
+modulejs.define('core/types', ['H5AI_CONFIG'], function (config) {
 
 	var reEndsWithSlash = /\/$/,
 		reStartsWithDot = /^\./,
@@ -61,7 +61,7 @@ module.define('core/types', [H5AI_CONFIG], function (config) {
 });
 
 
-module.define('core/langs', [H5AI_CONFIG], function (config) {
+modulejs.define('core/langs', ['H5AI_CONFIG'], function (config) {
 
 	var defaults = {
 			lang: 'unknown',
diff --git a/src/_h5ai/js/inc/core/store.js b/src/_h5ai/js/inc/core/store.js
index 04d297b1..ca7f6715 100644
--- a/src/_h5ai/js/inc/core/store.js
+++ b/src/_h5ai/js/inc/core/store.js
@@ -1,5 +1,5 @@
 
-module.define('core/store', [amplify], function (amplify) {
+modulejs.define('core/store', ['amplify'], function (amplify) {
 
 	var put = function (key, value) {
 
diff --git a/src/_h5ai/js/inc/ext/crumb.js b/src/_h5ai/js/inc/ext/crumb.js
index d34dfb55..8622a546 100644
--- a/src/_h5ai/js/inc/ext/crumb.js
+++ b/src/_h5ai/js/inc/ext/crumb.js
@@ -1,5 +1,5 @@
 
-module.define('ext/crumb', [jQuery, 'core/settings', 'core/resource', 'core/entry'], function ($, allsettings, resource, entry) {
+modulejs.define('ext/crumb', ['jQuery', 'core/settings', 'core/resource', 'core/entry'], function ($, allsettings, resource, entry) {
 
 	var defaults = {
 			enabled: false
diff --git a/src/_h5ai/js/inc/ext/custom.js b/src/_h5ai/js/inc/ext/custom.js
index 2154026d..dd5fce91 100644
--- a/src/_h5ai/js/inc/ext/custom.js
+++ b/src/_h5ai/js/inc/ext/custom.js
@@ -1,5 +1,5 @@
 
-module.define('ext/custom', [jQuery, 'core/settings'], function ($, allsettings) {
+modulejs.define('ext/custom', ['jQuery', 'core/settings'], function ($, allsettings) {
 
 	var defaults = {
 			enabled: false,
diff --git a/src/_h5ai/js/inc/ext/download.js b/src/_h5ai/js/inc/ext/download.js
index cc88cb1c..af007f37 100644
--- a/src/_h5ai/js/inc/ext/download.js
+++ b/src/_h5ai/js/inc/ext/download.js
@@ -1,5 +1,5 @@
 
-module.define('ext/download', [jQuery, 'core/settings', 'core/resource', 'core/event'], function ($, allsettings, resource, event) {
+modulejs.define('ext/download', ['jQuery', 'core/settings', 'core/resource', 'core/event'], function ($, allsettings, resource, event) {
 
 	var defaults = {
 			enabled: false,
diff --git a/src/_h5ai/js/inc/ext/filter.js b/src/_h5ai/js/inc/ext/filter.js
index 67762858..b0ce24cf 100644
--- a/src/_h5ai/js/inc/ext/filter.js
+++ b/src/_h5ai/js/inc/ext/filter.js
@@ -1,5 +1,5 @@
 
-module.define('ext/filter', [jQuery, 'core/settings', 'core/resource'], function ($, allsettings, resource) {
+modulejs.define('ext/filter', ['jQuery', 'core/settings', 'core/resource'], function ($, allsettings, resource) {
 
 	var defaults = {
 			enabled: false
diff --git a/src/_h5ai/js/inc/ext/folderstatus.js b/src/_h5ai/js/inc/ext/folderstatus.js
index c4d95254..9d1326ad 100644
--- a/src/_h5ai/js/inc/ext/folderstatus.js
+++ b/src/_h5ai/js/inc/ext/folderstatus.js
@@ -1,5 +1,5 @@
 
-module.define('ext/folderstatus', [jQuery, 'core/settings'], function ($, allsettings) {
+modulejs.define('ext/folderstatus', ['jQuery', 'core/settings'], function ($, allsettings) {
 
 	var defaults = {
 			enabled: false,
diff --git a/src/_h5ai/js/inc/ext/l10n.js b/src/_h5ai/js/inc/ext/l10n.js
index 5598f41e..ca8ed7bd 100644
--- a/src/_h5ai/js/inc/ext/l10n.js
+++ b/src/_h5ai/js/inc/ext/l10n.js
@@ -1,5 +1,5 @@
 
-module.define('ext/l10n', [jQuery, 'core/settings', 'core/langs', 'core/format', 'core/store', 'core/event'], function ($, allsettings, langs, format, store, event) {
+modulejs.define('ext/l10n', ['jQuery', 'core/settings', 'core/langs', 'core/format', 'core/store', 'core/event'], function ($, allsettings, langs, format, store, event) {
 
 	var defaults = {
 			enabled: true,
diff --git a/src/_h5ai/js/inc/ext/link-hover-states.js b/src/_h5ai/js/inc/ext/link-hover-states.js
index ea65755f..5b5db61e 100644
--- a/src/_h5ai/js/inc/ext/link-hover-states.js
+++ b/src/_h5ai/js/inc/ext/link-hover-states.js
@@ -1,5 +1,5 @@
 
-module.define('ext/link-hover-states', [jQuery, 'core/settings'], function ($, allsettings) {
+modulejs.define('ext/link-hover-states', ['jQuery', 'core/settings'], function ($, allsettings) {
 
 	var defaults = {
 			enabled: false
diff --git a/src/_h5ai/js/inc/ext/mode.js b/src/_h5ai/js/inc/ext/mode.js
index 90cdf9ae..7253d9df 100644
--- a/src/_h5ai/js/inc/ext/mode.js
+++ b/src/_h5ai/js/inc/ext/mode.js
@@ -1,5 +1,5 @@
 
-module.define('ext/mode', [jQuery, 'core/settings', 'core/parser'], function ($, allsettings, parser) {
+modulejs.define('ext/mode', ['jQuery', 'core/settings', 'core/parser'], function ($, allsettings, parser) {
 
 	var defaults = {
 			enabled: false,
diff --git a/src/_h5ai/js/inc/ext/preview-img.js b/src/_h5ai/js/inc/ext/preview-img.js
index 6f601d2c..814abef2 100644
--- a/src/_h5ai/js/inc/ext/preview-img.js
+++ b/src/_h5ai/js/inc/ext/preview-img.js
@@ -1,5 +1,5 @@
 
-module.define('ext/preview-img', [jQuery, 'core/settings', 'core/resource', 'core/store', 'core/entry'], function ($, allsettings, resource, store, entry) {
+modulejs.define('ext/preview-img', ['jQuery', 'core/settings', 'core/resource', 'core/store', 'core/entry'], function ($, allsettings, resource, store, entry) {
 
 	var defaults = {
 			enabled: false,
diff --git a/src/_h5ai/js/inc/ext/qrcode.js b/src/_h5ai/js/inc/ext/qrcode.js
index 62b15304..c325009a 100644
--- a/src/_h5ai/js/inc/ext/qrcode.js
+++ b/src/_h5ai/js/inc/ext/qrcode.js
@@ -1,5 +1,5 @@
 
-module.define('ext/qrcode', [jQuery, 'core/settings', 'core/event'], function ($, allsettings, event) {
+modulejs.define('ext/qrcode', ['jQuery', 'core/settings', 'core/event'], function ($, allsettings, event) {
 
 	var defaults = {
 			enabled: false,
diff --git a/src/_h5ai/js/inc/ext/select.js b/src/_h5ai/js/inc/ext/select.js
index eb0ea1ba..c19d600c 100644
--- a/src/_h5ai/js/inc/ext/select.js
+++ b/src/_h5ai/js/inc/ext/select.js
@@ -1,5 +1,5 @@
 
-module.define('ext/select', [jQuery, 'core/settings', 'core/event'], function ($, allsettings, event) {
+modulejs.define('ext/select', ['jQuery', 'core/settings', 'core/event'], function ($, allsettings, event) {
 
 	var defaults = {
 			enabled: false
diff --git a/src/_h5ai/js/inc/ext/sort.js b/src/_h5ai/js/inc/ext/sort.js
index c30efef1..9b12b0cd 100644
--- a/src/_h5ai/js/inc/ext/sort.js
+++ b/src/_h5ai/js/inc/ext/sort.js
@@ -1,5 +1,5 @@
 
-module.define('ext/sort', [jQuery, 'core/settings', 'core/resource', 'core/store'], function ($, allsettings, resource, store) {
+modulejs.define('ext/sort', ['jQuery', 'core/settings', 'core/resource', 'core/store'], function ($, allsettings, resource, store) {
 
 	var defaults = {
 			enabled: false,
diff --git a/src/_h5ai/js/inc/ext/statusbar.js b/src/_h5ai/js/inc/ext/statusbar.js
index e8d9b16c..6d985e44 100644
--- a/src/_h5ai/js/inc/ext/statusbar.js
+++ b/src/_h5ai/js/inc/ext/statusbar.js
@@ -1,5 +1,5 @@
 
-module.define('ext/statusbar', [jQuery, 'core/settings', 'core/format', 'core/event', 'core/entry'], function ($, allsettings, format, event, entry) {
+modulejs.define('ext/statusbar', ['jQuery', 'core/settings', 'core/format', 'core/event', 'core/entry'], function ($, allsettings, format, event, entry) {
 
 	var defaults = {
 			enabled: false
diff --git a/src/_h5ai/js/inc/ext/thumbnails.js b/src/_h5ai/js/inc/ext/thumbnails.js
index 896e25e2..2dac49fb 100644
--- a/src/_h5ai/js/inc/ext/thumbnails.js
+++ b/src/_h5ai/js/inc/ext/thumbnails.js
@@ -1,5 +1,5 @@
 
-module.define('ext/thumbnails', [jQuery, 'core/settings', 'core/resource', 'core/entry'], function ($, allsettings, resource, entry) {
+modulejs.define('ext/thumbnails', ['jQuery', 'core/settings', 'core/resource', 'core/entry'], function ($, allsettings, resource, entry) {
 
 	var defaults = {
 			enabled: false,
diff --git a/src/_h5ai/js/inc/ext/title.js b/src/_h5ai/js/inc/ext/title.js
index d49081f1..2a9097e1 100644
--- a/src/_h5ai/js/inc/ext/title.js
+++ b/src/_h5ai/js/inc/ext/title.js
@@ -1,5 +1,5 @@
 
-module.define('ext/title', [jQuery, 'core/settings', 'core/entry'], function ($, allsettings, entry) {
+modulejs.define('ext/title', ['jQuery', 'core/settings', 'core/entry'], function ($, allsettings, entry) {
 
 	var defaults = {
 			enabled: false
diff --git a/src/_h5ai/js/inc/ext/tree.js b/src/_h5ai/js/inc/ext/tree.js
index 014dc0f2..3d2decc2 100644
--- a/src/_h5ai/js/inc/ext/tree.js
+++ b/src/_h5ai/js/inc/ext/tree.js
@@ -1,5 +1,5 @@
 
-module.define('ext/tree', [jQuery, 'core/settings', 'core/resource', 'core/event', 'core/entry', 'core/parser'], function ($, allsettings, resource, event, entry, parser) {
+modulejs.define('ext/tree', ['jQuery', 'core/settings', 'core/resource', 'core/event', 'core/entry', 'core/parser'], function ($, allsettings, resource, event, entry, parser) {
 
 	var defaults = {
 			enabled: false,
diff --git a/src/_h5ai/js/inc/h5ai-info.js b/src/_h5ai/js/inc/h5ai-info.js
index 9ad9bd48..640fd3b5 100644
--- a/src/_h5ai/js/inc/h5ai-info.js
+++ b/src/_h5ai/js/inc/h5ai-info.js
@@ -1,5 +1,5 @@
 
-module.define('h5ai-info', [jQuery, 'core/resource'], function ($, resource) {
+modulejs.define('h5ai-info', ['jQuery', 'core/resource'], function ($, resource) {
 
 	var setCheckResult = function (id, result) {
 
diff --git a/src/_h5ai/js/inc/h5ai-main.js b/src/_h5ai/js/inc/h5ai-main.js
index 222d1f64..19003056 100644
--- a/src/_h5ai/js/inc/h5ai-main.js
+++ b/src/_h5ai/js/inc/h5ai-main.js
@@ -1,18 +1,19 @@
 
-module.define('h5ai-main', [jQuery, 'core/event', 'core/settings'], function ($, event, settings) {
+modulejs.define('h5ai-main', ['jQuery', 'core/event', 'core/settings'], function ($, event, settings) {
 
 	event.pub('beforeView');
 
-	module.require('view/extended');
-	module.require('view/viewmode');
-	module.require('view/spacing');
+	modulejs.require('view/extended');
+	modulejs.require('view/viewmode');
+	modulejs.require('view/spacing');
 
 	event.pub('beforeExt');
 
-	_.each(module.getIds(/^ext\/.+/), function (id) {
+	// _.each(modulejs.getIds(/^ext\/.+/), function (id) {
 
-		module.require(id);
-	});
+	// 	modulejs.require(id);
+	// });
+	modulejs.require(/^ext\/.+/);
 
 	event.pub('ready');
 });
diff --git a/src/_h5ai/js/inc/lib/module.js b/src/_h5ai/js/inc/lib/module.js
deleted file mode 100644
index 689d5271..00000000
--- a/src/_h5ai/js/inc/lib/module.js
+++ /dev/null
@@ -1,198 +0,0 @@
-/*!
- * module.js
- * author: Lars Jung
- * license: MIT
- */
-
-(function (global, name) {
-	'use strict';
-
-	var	err = function (message) {
-
-			throw name + ' exception: ' + message;
-		};
-
-	if (!_) {
-		err(name + ' depends on underscore');
-	}
-
-	var self = {},
-		previous = global[name],
-
-		noConflict = function () {
-
-			if (global[name] === self) {
-				global[name] = previous;
-			}
-			return self;
-		},
-
-		definitions = {},
-		modules = {},
-
-		findDepsUnsafe = function (ids) {
-
-			var self = this;
-			var deps = [];
-
-			if (_.isString(ids)) {
-
-				var def = definitions[ids];
-				if (def) {
-					_.each(def.deps, function (id) {
-
-						deps = deps.concat(findDepsUnsafe(id));
-					});
-					deps.push(def.id);
-				} else {
-					deps.push(ids);
-				}
-			} else if (_.isArray(ids)) {
-
-				_.each(ids, function (id) {
-
-					deps = deps.concat(findDepsUnsafe(id));
-				});
-			}
-
-			return _.uniq(deps);
-		},
-
-		findDeps = function (ids) {
-
-			if (ids) {
-				try {
-					return findDepsUnsafe(ids);
-				} catch (e) {
-					err('cyclic dependencies for ids "' + ids + '"');
-				}
-			} else {
-				var res = {};
-				_.each(definitions, function (def, id) {
-
-					res[id] = findDeps(id);
-				});
-				return res;
-			}
-		},
-
-		log = function (showInvDeps) {
-
-			var allDeps = findDeps(),
-				allInvDeps = {},
-				out = '';
-
-			if (!showInvDeps) {
-				_.each(allDeps, function (deps, id) {
-
-					deps.pop();
-					out += (_.has(modules, id) ? '* ' : '  ') + id + ' -> [ ' + deps.join(', ') + ' ]\n';
-				});
-			} else {
-				_.each(definitions, function (def) {
-
-					var invDeps = [];
-					_.each(allDeps, function (depIds, id) {
-
-						if (_.indexOf(depIds, def.id) >= 0) {
-							invDeps.push(id);
-						}
-					});
-					allInvDeps[def.id] = invDeps;
-				});
-
-				_.each(allInvDeps, function (invDeps, id) {
-
-					invDeps.shift();
-					out += (_.has(modules, id) ? '* ' : '  ') + id + ' <- [ ' + invDeps.join(', ') + ' ]\n';
-				});
-			}
-
-			return out;
-		},
-
-		define = function (id, deps, fn) {
-
-			if (_.isFunction(deps)) {
-				fn = deps;
-				deps = [];
-			}
-			if (!_.isString(id)) {
-				err('id must be a string "' + id + '"');
-			}
-			if (!_.isArray(deps)) {
-				err('dependencies must be an array "' + deps + '"');
-			}
-			if (!_.isFunction(fn)) {
-				err('constructor must be a function "' + fn + '"');
-			}
-			if (definitions[id]) {
-				err('id already defined "' + id + '"');
-			}
-
-			definitions[id] = {
-				id: id,
-				deps: deps,
-				fn: fn
-			};
-		},
-
-		getIds = function (regexp) {
-
-			var ids = _.map(definitions, function (def) {
-
-					return def.id;
-				});
-
-			if (!_.isRegExp(regexp)) {
-				return ids;
-			}
-
-			return _.filter(ids, function (id) {
-
-				return regexp.test(id);
-			});
-		},
-
-		isDefined = function (id) {
-
-			return _.isString(id) ? !!definitions[id] : !!id;
-		},
-
-		require = function (id) {
-
-			if (!_.isString(id)) {
-				return id;
-			}
-
-			if (_.has(modules, id)) {
-				return modules[id];
-			}
-
-			var def = definitions[id];
-			if (!def) {
-				err('id not defined "' + id + '"');
-			}
-
-			var deps = _.map(def.deps, function (depId) {
-
-				return require(depId);
-			});
-
-			var obj = def.fn.apply(this, deps);
-			modules[id] = obj;
-			return obj;
-		};
-
-	_.extend(self, {
-		noConflict: noConflict,
-		log: log,
-		define: define,
-		require: require,
-		getIds: getIds,
-		isDefined: isDefined
-	});
-
-	global[name] = self;
-
-}(this, 'module'));
diff --git a/src/_h5ai/js/inc/lib/modulejs-0.1.js b/src/_h5ai/js/inc/lib/modulejs-0.1.js
new file mode 100644
index 00000000..ff7dfd54
--- /dev/null
+++ b/src/_h5ai/js/inc/lib/modulejs-0.1.js
@@ -0,0 +1,168 @@
+/*! modulejs 0.1 - //larsjung.de/qrcode - MIT License */
+
+(function (global, _, name) {
+	'use strict';
+
+
+	// throws error
+	var	err = function (condition, code, message) {
+
+		if (condition) {
+			if (console && console.error) {
+				console.error(name + ' error: [' + code + '] ' + message);
+			}
+			throw {
+				code: code,
+				msg: name + ' error: ' + message
+			};
+		}
+	};
+
+	// make sure underscore is loaded
+	err(!_, 1, name + ' requires underscore');
+
+
+	// ModuleJs
+	// ========
+	var ModuleJs = function () {
+
+		var self = this;
+
+		// module definitions
+		self.definitions = {};
+
+		// module instances
+		self.instances = {};
+
+		// define
+		// ------
+		// Defines a module.
+		self.define = function (id, deps, fn) {
+
+			// sort arguments
+			if (_.isFunction(deps)) {
+				fn = deps;
+				deps = [];
+			}
+			// check arguments
+			err(!_.isString(id), 11, 'id must be a string "' + id + '"');
+			err(self.definitions[id], 12, 'id already defined "' + id + '"');
+			err(!_.isFunction(fn), 13, 'constructor for "' + id + '" must be a function "' + fn + '"');
+			err(!_.isArray(deps), 14, 'dependencies for "' + id + '" must be an array "' + deps + '"');
+
+			// map definition
+			self.definitions[id] = {
+				id: id,
+				deps: deps,
+				fn: fn
+			};
+		};
+
+		// predefined
+		// ----------
+		// Registers a predefined object.
+		self.predefined = function (id, instance, check) {
+
+			if (_.isFunction(check)) {
+				check = !!check();
+			}
+			if (!_.isBoolean(check)) {
+				check = instance !== undefined;
+			}
+			err(!check, 21, 'check for predefined "' + id + '" failed');
+
+			self.define(id, [], function () {
+
+				return instance;
+			});
+		};
+
+		// Returns an instance for `id`, checked against require-`stack` for
+		// cyclic dependencies.
+		self._require = function (id, stack) {
+
+			err(!_.isString(id), 31, 'id must be a string "' + id + '"');
+
+			if (_.has(self.instances, id)) {
+				return self.instances[id];
+			}
+
+			var def = self.definitions[id];
+			err(!def, 32, 'id not defined "' + id + '"');
+
+			stack = (stack || []).slice(0);
+			stack.push(id);
+			var deps = _.map(def.deps, function (depId) {
+
+				err(_.indexOf(stack, depId) >= 0, 33, 'cyclic dependencies: ' + stack + ' & ' + depId);
+
+				return self._require(depId, stack);
+			});
+
+			var obj = def.fn.apply(global, deps);
+			self.instances[id] = obj;
+			return obj;
+		};
+
+		// require
+		// -------
+		// Returns an instance for `id`.
+		self.require = function (arg) {
+
+			if (_.isArray(arg)) {
+
+				return _.map(arg, function (id) {
+
+					return self._require(id);
+				});
+			}
+
+			if (_.isRegExp(arg)) {
+
+				var res = {};
+				_.each(_.keys(self.definitions), function (id) {
+
+					if (arg.test(id)) {
+						res[id] = self._require(id);
+					}
+				});
+				return res;
+			}
+
+			return self._require(arg);
+		};
+
+		// Registers public API on the global object.
+		self.register = function (name) {
+
+			var	previous = global[name],
+				api = {
+					define: self.define,
+					predefined: self.predefined,
+					require: self.require,
+					noConflict: function () {
+
+						if (global[name] === api) {
+							global[name] = previous;
+						}
+						return api;
+					}
+				};
+
+			global[name] = api;
+		};
+	};
+
+
+	var modulejs = new ModuleJs();
+	modulejs.register(name);
+
+
+	// debugger
+	// --------
+	var debugName = name.toUpperCase();
+	if (_.isFunction(global[debugName])) {
+		global[debugName] = new global[debugName](modulejs);
+	}
+
+}(this, _, 'modulejs'));
diff --git a/src/_h5ai/js/inc/lib/modulejs-debug-0.1.js b/src/_h5ai/js/inc/lib/modulejs-debug-0.1.js
new file mode 100644
index 00000000..5f4f7b7c
--- /dev/null
+++ b/src/_h5ai/js/inc/lib/modulejs-debug-0.1.js
@@ -0,0 +1,133 @@
+/*! modulejs-debug 0.1 - //larsjung.de/qrcode - MIT License */
+
+(function (global, _, name) {
+	'use strict';
+
+
+	var Debugger = function (modulejs) {
+
+
+		var self = this;
+
+
+		self.modulejs = modulejs;
+
+
+		self.clear = function () {
+
+			modulejs.definitions = {};
+			modulejs.instances = {};
+		};
+
+
+		self.isDefined = function (id) {
+
+			return _.isString(id) && !!modulejs.definitions[id];
+		};
+
+
+		self.ids = function (regexp) {
+
+			var ids = _.map(modulejs.definitions, function (def) {
+
+					return def.id;
+				});
+
+			if (!_.isRegExp(regexp)) {
+				return ids;
+			}
+
+			return _.filter(ids, function (id) {
+
+				return regexp.test(id);
+			});
+		};
+
+
+		var _deps = function (id, stack) {
+
+			var deps = [];
+
+			var def = modulejs.definitions[id];
+			if (def) {
+				stack = (stack || []).slice(0);
+				stack.push(id);
+				_.each(def.deps, function (depId) {
+
+					if (_.indexOf(stack, depId) >= 0) {
+						deps = deps.concat([false, def.id]);
+						return deps;
+					}
+
+					deps = deps.concat(_deps(depId, stack));
+					deps.push(depId);
+				});
+			}
+
+			return _.uniq(deps);
+		};
+
+
+		self.deps = function (ids) {
+
+			if (_.isString(ids)) {
+
+				return _deps(ids);
+			} else if (_.isArray(ids)) {
+
+				var deps = [];
+				_.each(ids, function (id) {
+
+					deps = deps.concat(_deps(id));
+				});
+				return _.uniq(deps);
+			}
+
+			var res = {};
+			_.each(modulejs.definitions, function (def, id) {
+
+				res[id] = _deps(id);
+			});
+			return res;
+		};
+
+
+		self.log = function (showInvDeps) {
+
+			var allDeps = self.deps(),
+				allInvDeps = {},
+				out = '\n';
+
+			if (!showInvDeps) {
+				_.each(allDeps, function (deps, id) {
+
+					out += (_.has(modulejs.instances, id) ? '* ' : '  ') + id + ' -> [ ' + deps.join(', ') + ' ]\n';
+				});
+			} else {
+				_.each(modulejs.definitions, function (def) {
+
+					var invDeps = [];
+					_.each(allDeps, function (depIds, id) {
+
+						if (_.indexOf(depIds, def.id) >= 0) {
+							invDeps.push(id);
+						}
+					});
+					allInvDeps[def.id] = invDeps;
+				});
+
+				_.each(allInvDeps, function (invDeps, id) {
+
+					out += (_.has(modulejs.instances, id) ? '* ' : '  ') + id + ' <- [ ' + invDeps.join(', ') + ' ]\n';
+				});
+			}
+
+			return out;
+		};
+	};
+
+
+	global[name.toUpperCase()] = Debugger;
+
+
+}(this, _, 'modulejs'));
diff --git a/src/_h5ai/js/inc/main.js b/src/_h5ai/js/inc/main.js
index d59debb8..9c116a76 100644
--- a/src/_h5ai/js/inc/main.js
+++ b/src/_h5ai/js/inc/main.js
@@ -2,6 +2,12 @@
 (function ($) {
 	'use strict';
 
+	modulejs.predefined('jQuery', jQuery);
+	modulejs.predefined('amplify', amplify);
+	modulejs.predefined('moment', moment);
+	modulejs.predefined('H5AI_CONFIG', H5AI_CONFIG);
+
+
 	// @include "core/entry.js"
 	// @include "core/event.js"
 	// @include "core/format.js"
@@ -42,7 +48,7 @@
 
 	$(function () {
 
-		module.require($('body').attr('id'));
+		modulejs.require($('body').attr('id'));
 	});
 
 }(jQuery));
diff --git a/src/_h5ai/js/inc/model/entry.js b/src/_h5ai/js/inc/model/entry.js
index 22052ee3..b6c2730e 100644
--- a/src/_h5ai/js/inc/model/entry.js
+++ b/src/_h5ai/js/inc/model/entry.js
@@ -1,5 +1,5 @@
 
-module.define('model/entry', [jQuery, 'core/types'], function ($, types) {
+modulejs.define('model/entry', ['jQuery', 'core/types'], function ($, types) {
 
 	var domain = document.domain,
 		location = document.location.pathname.replace(/[^\/]*$/, ''),
@@ -132,7 +132,14 @@ module.define('model/entry', [jQuery, 'core/types'], function ($, types) {
 			return self;
 		},
 
-		folderstatus = module.isDefined('ext/folderstatus') ? module.require('ext/folderstatus') : {},
+		// folderstatus = module.isDefined('ext/folderstatus') ? module.require('ext/folderstatus') : {},
+		folderstatus = (function () {
+
+			var id = 'ext/folderstatus',
+				res = modulejs.require(new RegExp('^' + id + '$'));
+
+			return res.id ? res.id : {};
+		}()),
 
 		fetchStatus = function (absHref, callback) {
 
diff --git a/src/_h5ai/js/inc/parser/apache-autoindex.js b/src/_h5ai/js/inc/parser/apache-autoindex.js
index e0c244f2..caa1d71a 100644
--- a/src/_h5ai/js/inc/parser/apache-autoindex.js
+++ b/src/_h5ai/js/inc/parser/apache-autoindex.js
@@ -1,5 +1,5 @@
 
-module.define('parser/apache-autoindex', [jQuery, 'core/settings', 'core/format', 'model/entry'], function ($, settings, format, Entry) {
+modulejs.define('parser/apache-autoindex', ['jQuery', 'core/settings', 'core/format', 'model/entry'], function ($, settings, format, Entry) {
 
 	var parseTableRow = function (absHref, tr) {
 
diff --git a/src/_h5ai/js/inc/parser/generic-json.js b/src/_h5ai/js/inc/parser/generic-json.js
index 64157102..672377b5 100644
--- a/src/_h5ai/js/inc/parser/generic-json.js
+++ b/src/_h5ai/js/inc/parser/generic-json.js
@@ -1,5 +1,5 @@
 
-module.define('parser/generic-json', [jQuery, 'core/settings', 'model/entry'], function ($, settings, Entry) {
+modulejs.define('parser/generic-json', ['jQuery', 'core/settings', 'model/entry'], function ($, settings, Entry) {
 
 	var parser = {
 			id: 'generic-json',
diff --git a/src/_h5ai/js/inc/view/extended.js b/src/_h5ai/js/inc/view/extended.js
index 04dba993..a1f29e37 100644
--- a/src/_h5ai/js/inc/view/extended.js
+++ b/src/_h5ai/js/inc/view/extended.js
@@ -1,5 +1,5 @@
 
-module.define('view/extended', [jQuery, 'core/settings', 'core/resource', 'core/format', 'core/event', 'core/entry'], function ($, allsettings, resource, format, event, entry) {
+modulejs.define('view/extended', ['jQuery', 'core/settings', 'core/resource', 'core/format', 'core/event', 'core/entry'], function ($, allsettings, resource, format, event, entry) {
 
 	var defaults = {
 			modes: ['details', 'icons'],
diff --git a/src/_h5ai/js/inc/view/spacing.js b/src/_h5ai/js/inc/view/spacing.js
index 77e37784..6055fa8c 100644
--- a/src/_h5ai/js/inc/view/spacing.js
+++ b/src/_h5ai/js/inc/view/spacing.js
@@ -1,5 +1,5 @@
 
-module.define('view/spacing', [jQuery, 'core/settings', 'core/event'], function ($, allsettings, event) {
+modulejs.define('view/spacing', ['jQuery', 'core/settings', 'core/event'], function ($, allsettings, event) {
 
 	var defaults = {
 			maxWidth: 960,
diff --git a/src/_h5ai/js/inc/view/viewmode.js b/src/_h5ai/js/inc/view/viewmode.js
index c78ed480..a321acbb 100644
--- a/src/_h5ai/js/inc/view/viewmode.js
+++ b/src/_h5ai/js/inc/view/viewmode.js
@@ -1,5 +1,5 @@
 
-module.define('view/viewmode', [jQuery, 'core/settings', 'core/resource', 'core/store'], function ($, allsettings, resource, store) {
+modulejs.define('view/viewmode', ['jQuery', 'core/settings', 'core/resource', 'core/store'], function ($, allsettings, resource, store) {
 
 	var defaults = {
 			modes: ['details', 'list', 'icons'],
diff --git a/src/_h5ai/js/scripts.js b/src/_h5ai/js/scripts.js
index 3e40e7e2..889b2ebe 100644
--- a/src/_h5ai/js/scripts.js
+++ b/src/_h5ai/js/scripts.js
@@ -10,7 +10,8 @@
 // underscore libs
 // ---------------
 // @include "inc/lib/underscore-1.3.1.min.js"
-// @include "inc/lib/module.js"
+// @-include "inc/lib/modulejs-debug-0.1.js"
+// @include "inc/lib/modulejs-0.1.js"
 
 // other libs
 // ----------