diff --git a/app/views/common/_calendar.html.erb b/app/views/common/_calendar.html.erb
index eb830b641..852ab5235 100644
--- a/app/views/common/_calendar.html.erb
+++ b/app/views/common/_calendar.html.erb
@@ -1,3 +1,4 @@
+<%= form_tag({}, :data => {:cm_url => issues_context_menu_path}) do -%>
 <table class="cal">
 <thead>
 <tr><th scope="col" title="<%= l(:label_week) %>" class="week-number"></th><% 7.times do |i| %><th scope="col"><%= day_name( (calendar.first_wday+i)%7 ) %></th><% end %></tr>
@@ -11,10 +12,11 @@ while day <= calendar.enddt %>
 <p class="day-num"><%= day.day %></p>
 <% calendar.events_on(day).each do |i| %>
   <% if i.is_a? Issue %>
-  <div class="<%= i.css_classes %> <%= 'starting' if day == i.start_date %> <%= 'ending' if day == i.due_date %> tooltip">
+  <div class="<%= i.css_classes %> <%= 'starting' if day == i.start_date %> <%= 'ending' if day == i.due_date %> tooltip hascontextmenu">
   <%= "#{i.project} -" unless @project && @project == i.project %>
   <%= link_to_issue i, :truncate => 30 %>
   <span class="tip"><%= render_issue_tooltip i %></span>
+  <%= check_box_tag 'ids[]', i.id, false, :style => 'display:none;', :id => nil %>
   </div>
   <% else %>
   <span class="icon icon-package">
@@ -30,3 +32,5 @@ end %>
 </tr>
 </tbody>
 </table>
+<% end %>
+<%= context_menu %>
diff --git a/public/stylesheets/application.css b/public/stylesheets/application.css
index f70358b43..48bcbf9bc 100644
--- a/public/stylesheets/application.css
+++ b/public/stylesheets/application.css
@@ -928,6 +928,7 @@ p.cal.legend span {display:block;}
 .tooltip{position:relative;z-index:24;}
 .tooltip:hover{z-index:25;color:#000;}
 .tooltip span.tip{display: none; text-align:left;}
+.tooltip span.tip a { color: #169 !important; }
 
 div.tooltip:hover span.tip{
 display:block;
@@ -940,6 +941,10 @@ font-size: 0.8em;
 color:#505050;
 }
 
+table.cal div.tooltip:hover span.tip {
+  top: 25px;
+}
+
 img.ui-datepicker-trigger {
   cursor: pointer;
   vertical-align: middle;