diff --git a/app/assets/javascripts/app/controllers/widget/online_notification.js.coffee b/app/assets/javascripts/app/controllers/widget/online_notification.js.coffee
index aebff64b3..459010f26 100644
--- a/app/assets/javascripts/app/controllers/widget/online_notification.js.coffee
+++ b/app/assets/javascripts/app/controllers/widget/online_notification.js.coffee
@@ -43,6 +43,11 @@ class App.OnlineNotificationWidget extends App.Controller
     else
       @el.find('.logo').append('<div class="activity-counter">' + count.toString() + '</div>')
 
+  markAllAsSeen: (items) =>
+    for item in items
+      if !item.seen
+        App.OnlineNotification.seen( 'Ticket', item.id )
+
   stop: =>
     @counterUpdate(0)
     @el.find('.logo').popover('destroy')
@@ -68,11 +73,15 @@ class App.OnlineNotificationWidget extends App.Controller
       placement:  'right'
       title: ->
         App.i18n.translateInline( 'Notifications' ) + " <span>#{counter}</span>"
-      content: ->
+      content: =>
         # insert data
-        App.view('widget/online_notification')(
+         html = $( App.view('widget/online_notification')(
           items: items
-        )
+         ))
+         html.on('click', (e) =>
+          e.preventDefault()
+          @markAllAsSeen(items)
+         )
     ).on('shown.bs.popover', =>
       # show frontend times
       @frontendTimeUpdate()
diff --git a/app/assets/javascripts/app/views/widget/online_notification.jst.eco b/app/assets/javascripts/app/views/widget/online_notification.jst.eco
index df16cdd73..577c01683 100644
--- a/app/assets/javascripts/app/views/widget/online_notification.jst.eco
+++ b/app/assets/javascripts/app/views/widget/online_notification.jst.eco
@@ -1,15 +1,22 @@
-<% for item in @items: %>
-<div class="activity-entry horizontal">
-  <a class="activity-avatar user-popover" data-id="<%= item.created_by_id %>" href="<%- item.created_by.uiUrl() %>">
-    <%- item.created_by.avatar() %>
-  </a>
-  <a href="<%- item.link %>" class="activity-body flex horizontal">
-    <span class="activity-message flex">
-      <span class="activity-text <% if item.seen: %>inactive<% end %>">
-        <%= item.created_by.displayName() %> <%- @T( item.type ) %> <%- @T( item.object_name ) %><% if item.title: %> (<%= item.title %>)<% end %>
+<% if @items.length: %>
+  <a href="#"><%- @T( 'Mark all as seen.' ) %></a>
+  <% for item in @items: %>
+  <div class="activity-entry horizontal">
+    <a class="activity-avatar user-popover" data-id="<%= item.created_by_id %>" href="<%- item.created_by.uiUrl() %>">
+      <%- item.created_by.avatar() %>
+    </a>
+    <a href="<%- item.link %>" class="activity-body flex horizontal">
+      <span class="activity-message flex">
+        <span class="activity-text <% if item.seen: %>inactive<% end %>">
+          <%= item.created_by.displayName() %> <%- @T( item.type ) %> <%- @T( item.object_name ) %><% if item.title: %> (<%= item.title %>)<% end %>
+        </span>
+        <span class="activity-time <% if item.seen: %>inactive<% end %> humanTimeFromNow" data-time="<%- item.created_at %>">?</span>
       </span>
-      <span class="activity-time <% if item.seen: %>inactive<% end %> humanTimeFromNow" data-time="<%- item.created_at %>">?</span>
-    </span>
-  </a>
-</div>
+    </a>
+  </div>
+  <% end %>
+<% else: %>
+  <h3 class="u-textTruncate" title="<%- @Ti( 'Name') %>">
+    <%- @T("No unread Notifications for you. :) ") %>
+  </h3>
 <% end %>
\ No newline at end of file
diff --git a/db/seeds.rb b/db/seeds.rb
index 5a6c3c488..09cbe4a22 100644
--- a/db/seeds.rb
+++ b/db/seeds.rb
@@ -1914,6 +1914,7 @@ Translation.create_if_not_exists( :locale => 'de', :source => "from", :target =>
 Translation.create_if_not_exists( :locale => 'de', :source => "to", :target => "nach" )
 Translation.create_if_not_exists( :locale => 'de', :source => "%s ago", :target => "vor %s" )
 Translation.create_if_not_exists( :locale => 'de', :source => "in %s", :target => "in %s" )
+Translation.create_if_not_exists( :locale => 'de', :source => "Mark all as seen.", :target => "Alle als gelesen markieren." )
 #Translation.create_if_not_exists( :locale => 'de', :source => "", :target => "" )
 
 # install all packages in auto_install