Don't reopen a currently selected conversation

js/views/conversation_list_view.js

@@ -15,8 +15,10 @@ var Whisper = Whisper || {};
 
     select: function(e) {
       var target = $(e.target).closest('.conversation');
+      if (target.hasClass('closed')) {
         target.siblings().addClass('closed');
         target.removeClass('closed').addClass('selected');
+      }
       return false;
     },
   });