diff --git a/participate.py b/participate.py
index a75d2d7..ab7e0ab 100755
--- a/participate.py
+++ b/participate.py
@@ -546,22 +546,24 @@ def save_staff_slot(turn_id, slot_id, user_id):
   """ Save staff given slot """
   slot = Tetawebapp_staffs.query.filter(Tetawebapp_staffs.turn_id==turn_id, Tetawebapp_staffs.slot_num==slot_id).count()
   if slot == 0:
-    slot = Tetawebapp_staffs(user_id=user_id,
-                             turn_id=turn_id,
-                             slot_num=slot_id)
-    try:
-      db.session.add(slot)
-      commit =  db.session.commit()
-    except Exception as e:
-      db.session.rollback()
-      print "[+] Error at save_staff_slot:"
-      print "------------------------------"
-      print "%s" % e.message
-      print "------------------------------"
-      return False
-    if commit != None:
-      return False
-    return True
+    slot = Tetawebapp_staffs.query.filter(Tetawebapp_staffs.turn_id==turn_id, Tetawebapp_staffs.user_id==user_id).count()
+    if slot == 0:
+      slot = Tetawebapp_staffs(user_id=user_id,
+                               turn_id=turn_id,
+                               slot_num=slot_id)
+      try:
+        db.session.add(slot)
+        commit =  db.session.commit()
+      except Exception as e:
+        db.session.rollback()
+        print "[+] Error at save_staff_slot:"
+        print "------------------------------"
+        print "%s" % e.message
+        print "------------------------------"
+        return False
+      if commit != None:
+        return False
+      return True
   return False
 
 ########################################################################
diff --git a/static/scripts/participate.js b/static/scripts/participate.js
index b4c11d9..4610e3e 100644
--- a/static/scripts/participate.js
+++ b/static/scripts/participate.js
@@ -62,7 +62,7 @@ function save_turn() {
 
 function update_sheet(obj, turn, slot) {
   var url = '/staffsheet/update/'+turn+'/'+slot;
-  get_html_from_ajax(obj, url);
+  get_html_from_ajax(obj, url)
   obj.onclick=function (){ return clear_sheet(obj, turn, slot);}
   return true;
 }
diff --git a/static/scripts/tetawebapp.js b/static/scripts/tetawebapp.js
index 0cff5da..88559bc 100644
--- a/static/scripts/tetawebapp.js
+++ b/static/scripts/tetawebapp.js
@@ -131,7 +131,7 @@ function get_html_from_ajax(obj, url) {
   xhttp.onload = function(){
     if (xhttp.status != 200) {
       obj.innerHTML = "Error while getting content (2)";
-      } 
+      }
   };
 
   xhttp.onreadystatechange = function() {