diff -r a94f92bb4839 -r 4a7679f7f16c src/pyams_content/shared/common/zmi/review.py
--- a/src/pyams_content/shared/common/zmi/review.py	Fri Sep 29 16:23:09 2017 +0200
+++ b/src/pyams_content/shared/common/zmi/review.py	Mon Oct 02 14:43:28 2017 +0200
@@ -21,7 +21,7 @@
 from pyams_content.shared.common.interfaces import IWfSharedContent
 from pyams_security.interfaces import ISecurityManager
 from pyams_security.interfaces.profile import IPublicProfile
-from pyams_skin.interfaces.viewlet import IContextActions
+from pyams_skin.interfaces.viewlet import IContextActions, IWidgetTitleViewletManager
 from pyams_skin.layer import IPyAMSLayer
 from pyams_zmi.interfaces.menu import IContentManagementMenu
 from pyams_zmi.layer import IAdminLayer
@@ -34,9 +34,9 @@
 from pyams_pagelet.pagelet import pagelet_config
 from pyams_security.schema import PrincipalsSet
 from pyams_skin.viewlet.menu import MenuItem
-from pyams_skin.viewlet.toolbar import ToolbarMenuItem
+from pyams_skin.viewlet.toolbar import ToolbarMenuItem, JsToolbarAction
 from pyams_template.template import template_config, get_view_template
-from pyams_utils.date import get_age
+from pyams_utils.date import get_age, format_datetime
 from pyams_utils.registry import get_utility, query_utility
 from pyams_viewlet.viewlet import viewlet_config
 from pyams_zmi.form import AdminDialogAddForm
@@ -192,10 +192,23 @@
     def get_avatar(self, principal):
         return IPublicProfile(principal).avatar
 
+    def get_date(self, comment):
+        return format_datetime(comment.creation_date)
+
     def get_age(self, comment):
         return get_age(comment.creation_date)
 
 
+@viewlet_config(name='add-review-comment.action', context=IWfSharedContent, layer=IAdminLayer,
+                view=SharedContentReviewCommentsView, manager=IWidgetTitleViewletManager,
+                permission=COMMENT_CONTENT_PERMISSION)
+class SharedContentReviewAddCommentAction(JsToolbarAction):
+    """Shared content review add comment action"""
+
+    label = _("Add comment...")
+    url = 'PyAMS_content.review.addCommentAction'
+
+
 @view_config(name='get-last-review-comments.json', context=IWfSharedContent, request_type=IPyAMSLayer,
              permission=COMMENT_CONTENT_PERMISSION, renderer='json', xhr=True)
 @template_config(template='templates/review-comments-json.pt')