diff --git a/source/Ox.UI/js/Calendar/CalendarDate.js b/source/Ox.UI/js/Calendar/CalendarDate.js
deleted file mode 100644
index a598980e..00000000
--- a/source/Ox.UI/js/Calendar/CalendarDate.js
+++ /dev/null
@@ -1,35 +0,0 @@
-'use strict';
-/*@
-Ox.CalendarDate <f> CalendarDate
-    () ->              <o> CalendarData object
-    (options) ->       <o> CalendarData object
-    options <o> Options object
-        start <d>   start date
-        stop  <d>   stop date
-@*/
-// fixme: unused
-Ox.CalendarDate = function(options) {
-
-    var self = {},
-        that = this;
-
-    ['start', 'stop'].forEach(function(v) {
-        var date = self.options[v];
-        if (Ox.isString(date)) {
-            date = new Date(self.options[v]);
-        }
-    });
-
-    self.duration = self.options.stop - self.options.start;
-
-    that.format = function() {
-
-    };
-
-    that.formatDuration = function() {
-        
-    };
-
-    return that;
-
-};