diff --git a/src/core/Announcerment.coffee b/src/core/Announcerment.coffee
index 0408bbe..cca4d3a 100644
--- a/src/core/Announcerment.coffee
+++ b/src/core/Announcerment.coffee
@@ -20,11 +20,11 @@ class Announcer
         @observable = {}
     
     on: (evtName, callback) ->
-        @observable[evtName] = { one: [], many: [] } unless @observable[evtName]
+        @observable[evtName] = { one: new Set(), many: new Set() } unless @observable[evtName]
         @observable[evtName].many.push callback
 
     one: (evtName, callback) ->
-        @observable[evtName] = { one: [], many: [] } unless @observable[evtName]
+        @observable[evtName] = { one: new Set(), many: new Set() } unless @observable[evtName]
         @observable[evtName].one.push callback
 
     off: (evtName, callback) ->
@@ -53,7 +53,7 @@ class Announcer
                 continue unless me.observable[evt]
                 for f, i in me.observable[evt].one
                     f data
-                    me.observable[evt].one = []
+                    me.observable[evt].one = new Set()
                 for f, i in me.observable[evt].many
                     f data
         
@@ -68,7 +68,7 @@ Ant.OS.announcer =
         quota: 0
         listeners: {}
         on: (e, f, a) ->
-            Ant.OS.announcer.listeners[a.pid] = [] unless Ant.OS.announcer.listeners[a.pid]
+            Ant.OS.announcer.listeners[a.pid] = new Set() unless Ant.OS.announcer.listeners[a.pid]
             Ant.OS.announcer.listeners[a.pid].push { e: e, f: f }
             Ant.OS.announcer.observable.on e, f
         trigger: (e, d) -> Ant.OS.announcer.observable.trigger e, d
diff --git a/src/core/tags/MenuTag.coffee b/src/core/tags/MenuTag.coffee
index d4fc439..251b90c 100644
--- a/src/core/tags/MenuTag.coffee
+++ b/src/core/tags/MenuTag.coffee
@@ -7,6 +7,7 @@ class MenuEntryTag extends Ant.OS.GUI.BaseTag
         @setopt "children", undefined
         @setopt "child", undefined
         @setopt "parent", undefined
+        @setopt "rootid", undefined
 
     on_data_changed: (data) ->
         @set  k, v for k, v of data
@@ -110,7 +111,7 @@ class SimpleMenuEntryTag extends MenuEntryTag
         evt = { id: @aid(), data: e }
         e.preventDefault()
         children = @get("children")
-        if @is_root() and @has_children()
+        if @is_root() and @has_children() and not @get "context"
             $(@refs.submenu).show()
         else
             @submenuoff()
@@ -145,12 +146,32 @@ class MenuTag extends Ant.OS.GUI.BaseTag
         @setopt "parent", undefined
         @setopt "contentag", "afx-menu-entry"
         @setopt "items", []
+        me = @
+        @root.show = (e) ->
+            me.showctxmenu e
+
+    showctxmenu: (e) ->
+        return unless @get "context"
+        #console.log 
+        $(@root)
+            .css("top", e.clientY - 15 + "px")
+            .css("left", e.clientX  - 5 +  "px")
+            .show()
+
+    isctxmenu: () ->
+        return @get "context"
 
     mount: () ->
+        me = @
 
     on_context_changed: (v) ->
         $(@refs.container).removeClass("context")
-        $(@refs.container).addClass("context") if v
+        return unless v
+        $(@refs.container).addClass("context")
+        $(@root).hide()
+        @observable.on "menuselect", (e) ->
+            console.log e.data.item
+            console.log e.data.item.get("rootid")
 
     on_items_changed: (data) ->
         me = @
@@ -161,6 +182,7 @@ class MenuTag extends Ant.OS.GUI.BaseTag
             el[0].uify @observable
             el[0].set "data", item
             el[0].set "parent", me.get("parent")
+            el[0].set "rootid", if me.get("parent") then me.get("parent").get("rootid") else me.aid()
             item.domel = el[0]
         $("<li>").appendTo(@refs.container).addClass("afx-corner-fix")
 
diff --git a/src/packages/ShowCase/assets/scheme.html b/src/packages/ShowCase/assets/scheme.html
index 1e844c5..66beb86 100644
--- a/src/packages/ShowCase/assets/scheme.html
+++ b/src/packages/ShowCase/assets/scheme.html
@@ -1,4 +1,4 @@
-<afx-app-window apptitle="Preview" width="650" height="500">
+<afx-app-window apptitle="Preview" width="100" height="100">
     <afx-hbox>
         <afx-button data-height="30" toggle = "true" text="__(Read more)" iconclass="fa fa-camera-retro fa-lg" id="button"></afx-button>
     </afx-hbox>
diff --git a/src/packages/ShowCase/coffees/main.coffee b/src/packages/ShowCase/coffees/main.coffee
index 54e7852..95a4ca2 100644
--- a/src/packages/ShowCase/coffees/main.coffee
+++ b/src/packages/ShowCase/coffees/main.coffee
@@ -33,6 +33,7 @@ class ShowCase extends this.OS.GUI.BaseApplication
             console.log tag
             ###
     openwin: () ->
+        me = @
         scheme =  $.parseHTML """
         <afx-app-window apptitle="Preview" width="650" height="500">
             <afx-vbox>
@@ -54,7 +55,7 @@ class ShowCase extends this.OS.GUI.BaseApplication
                     </afx-hbox>
                     <afx-resizer data-height="5" />
                     <afx-hbox>
-                        <afx-list-view data-id="list" dropdown="true" multiselect="false" />
+                        <afx-list-view data-id="list" dropdown="false" multiselect="false" />
                     </afx-hbox>
                      <afx-hbox data-height="150">
                         <div>box center 3</div>
@@ -63,13 +64,15 @@ class ShowCase extends this.OS.GUI.BaseApplication
                 </afx-vbox>
                 <afx-vbox data-width="150">
                     <div data-height="grow">box 3</div>
-                    <div data-height="200">box 4</div>
+                    <div data-height="200">box 4
                 </afx-vbox>
             </afx-hbox>
             </afx-vbox>
         </afx-app-window>
         """
+        ctmenu = $.parseHTML """<afx-menu data-id="mn-context" context="true" style="display:none;" /></div>"""
         ($ "#desktop").append scheme[0]
+        ($ "#wrapper").append ctmenu[0]
         obj = scheme[0].uify()
         bt = $ "[data-id='bttest']", scheme[0]
         bt[0].set "onbtclick", (e) ->
@@ -77,9 +80,9 @@ class ShowCase extends this.OS.GUI.BaseApplication
         obj.set "resizable", true
         obj.set "minimizable", false
         obj.observable.on "exit", () ->
-            console.log "exit"
             obj.observable.off "*"
             $(obj).remove()
+            me.quit()
 
         obj.observable.on "btclick", (e) ->
             console.log "button clicked"
@@ -98,6 +101,7 @@ class ShowCase extends this.OS.GUI.BaseApplication
         list[0].set "onlistselect", (e) ->
             console.log(e.data.items)
         
+
         sw = $ "[data-id='switch']", scheme[0]
         sw[0].set "onchange", (e) ->
             console.log e.data
@@ -108,6 +112,11 @@ class ShowCase extends this.OS.GUI.BaseApplication
 
         menu = $ "[data-id='menu']", scheme[0]
         menu[0].set "items", @menu()
+        ctmenu = ctmenu[0].uify(obj.observable)
+        ctmenu.set "items", @menu()
+        list[0].contextmenuHandle = (e) ->
+            console.log e
+            ctmenu.show e
     mnFile:() ->
         #console.log file
         me = @