send wall message with crtl+enter

app/assets/javascripts/wall.js.coffee

@@ -61,6 +61,10 @@
       filename = $(this).val().replace(/^.*[\\\/]/, '')
       form.find(".js-attachment-filename").text(filename)
     
+    form.find('.note_text').keydown (e) ->
+      if e.ctrlKey && e.keyCode == 13
+        form.find('.js-comment-button').submit()
+
     form.show()
   
   renderNote: (note) ->

app/views/walls/show.html.haml

@@ -24,6 +24,7 @@
             %span.file_name.js-attachment-filename File name...
             = f.file_field :attachment, class: "js-note-attachment-input hide"
 
+          .hint.pull-right CTRL + Enter to send message
         .clearfix
 
 :javascript