--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gpp/messages/static/js/box.js	Thu Jan 27 02:56:10 2011 +0000
@@ -0,0 +1,67 @@
+function messages_master_click()
+{
+   var state = document.getElementById('master_select').checked
+   for (i = 0; i < document.messages_box_form.length; ++i)
+   {
+      if (document.messages_box_form.elements[i].type == 'checkbox')
+      {
+         document.messages_box_form.elements[i].checked = state;
+      }
+   }
+}
+
+function messages_set_master()
+{
+   var count = 0;
+   var numChkBoxes = 0;
+   for (i = 0; i < document.messages_box_form.length; ++i)
+   {
+      if (document.messages_box_form.elements[i].type == 'checkbox' &&
+          document.messages_box_form.elements[i].id != 'master_select')
+      {
+         ++numChkBoxes;
+         if (document.messages_box_form.elements[i].checked)
+         {
+            ++count;
+         }
+      }
+   }
+   document.getElementById('master_select').checked = count == numChkBoxes;
+}
+
+function messages_count_selected()
+{
+   var count = 0;
+   for (i = 0; i < document.messages_box_form.length; ++i)
+   {
+      if (document.messages_box_form.elements[i].type == 'checkbox' &&
+          document.messages_box_form.elements[i].checked &&
+          document.messages_box_form.elements[i].id != 'master_select')
+      {
+         ++count;
+      }
+   }
+   return count;
+}
+
+function messages_confirm_delete()
+{
+   var count = messages_count_selected();
+   if (count == 0)
+   {
+      alert("No messages selected.");
+      return false;
+   }
+   return confirm('Really delete selected messages?');
+}
+
+function messages_confirm_undelete()
+{
+   var count = messages_count_selected();
+   if (count == 0)
+   {
+      alert("No messages selected.");
+      return false;
+   }
+   return confirm('Really undelete selected messages?');
+}