diff --git a/app/views/involvements/show.html.haml b/app/views/involvements/show.html.haml
index d66f338..5a42575 100644
--- a/app/views/involvements/show.html.haml
+++ b/app/views/involvements/show.html.haml
@@ -1,3 +1,4 @@
+= stylesheet_link_tag "//ajax.googleapis.com/ajax/libs/jqueryui/1.8/themes/smoothness/jquery-ui.css"
 %h1
   = @involvement.name
   - if @involvement.person.display_name != @involvement.name
@@ -12,6 +13,8 @@
   %ul
     %li.tab-title
       %a.tab-link(href='#tab-status') Status
+    %li.tab-title
+      %a.tab-link(href='#tab-signinout') Sign In/Out
     %li.tab-title
       %a.tab-link(href='#tab-schedule') Schedule
     %li.tab-title
@@ -39,6 +42,30 @@
       %dt#label_positions< Positions
       %dd#value_positions<= @involvement.positions.to_sentence
 
+  .tab-content#tab-signinout
+    - worklog = WorkLog.new( {start_time: Time.zone.now, involvement_id: @involvement.id, event_id: @event.id} ) 
+    = semantic_form_for [@involvement.event, worklog] do |f|
+      = f.inputs do
+        = f.input :involvement_id, :as => :hidden
+        - if !@involvement.work_logs.any? &:on_duty?
+          = f.input :position, :as => :select, :collection => @involvement.positions
+        - else
+          / TODO set value to current position
+          = f.input :position, :as => :hidden  
+        -# = f.input :shift, :as => :select, :collection => Hash[@shifts.map {|s| [s.to_s_with_date, s.id]}]
+        -# = f.input :event, :as => :select, :collection => @events
+        / TODO :as => datetime_picker (read only?)
+        - if @involvement.work_logs.any? &:on_duty?
+          = f.input :end_time, :as => :DatePicker, :value => Time.now.to_formatted_s(:db)
+        - else
+          = f.input :start_time, :as => :DatePicker, :value => Time.now.to_formatted_s(:db)  
+      = f.actions do
+        -# = f.input :audit_comment, as: :audit, required: true
+        - if @involvement.work_logs.any? &:on_duty?
+          = f.submit 'Sign Out'
+        - else  
+          = f.submit 'Sign In'
+
   .tab-content#tab-schedule
     = render :partial => 'slots/list_for_involvement', :locals => {:involvement => @involvement}
     - if policy(@involvement).schedule? and @event.signup_open?