I usually open many buffers in conkeror (50-100 buffers). Also, I have auto save mode enable so everytime I start Conkeror, it automatically loads all of those buffers. That can cause my network overloaded. Moreover, sometimes I need reload all the currently opend buffers to see all the changes. So I wrote those 2 little pieces of code to help me achieve it. Here are they:

Stop loading all buffer (key A-h)

define_key(default_global_keymap, "A-h",
          function (I)
          {
              for (var i = 0; i < I.window.buffers.count; i++)
              {
                  stop_loading(I.window.buffers.get_buffer(i));
              }
          });

Reload all buffer (key A-r)

define_key(default_global_keymap, "A-r",
          function (I)
          {
              for (var i = 0; i < I.window.buffers.count; i++)
              {
                  reload(I.window.buffers.get_buffer(i));
              }
          });