Index: app/views/issues/index.rhtml
===================================================================
--- app/views/issues/index.rhtml	(revision 1136)
+++ app/views/issues/index.rhtml	(working copy)
@@ -41,6 +41,8 @@
 <p class="nodata"><%= l(:label_no_data) %></p>
 <% else %>
 <%= render :partial => 'issues/list', :locals => {:issues => @issues, :query => @query} %>
+<p><%= link_to_function 'Select all', 'select_all_checkboxes()', :class => 'check_all' -%>
+<%= link_to_function 'Clear all', 'clear_all_checkboxes()', :class => 'check_all' -%></p>
 <div class="contextual">
 <%= l(:label_export_to) %>
 <%= link_to 'CSV', {:format => 'csv'}, :class => 'icon icon-csv' %>,
@@ -63,3 +65,12 @@
 
 <div id="context-menu" style="display: none;"></div>
 <%= javascript_tag "new ContextMenu('#{url_for(:controller => 'issues', :action => 'context_menu')}')" %>
+<script>
+function select_all_checkboxes() {
+  $$('tr.issue input[type=checkbox]').each(function(e) { e.checked = true; })
+}
+
+function clear_all_checkboxes() {
+  $$('tr.issue input[type=checkbox]').each(function(e) { e.checked = false; })
+}
+</script>