Merge pull request #29 from kevgathuku/patch-1

Chat example: Only send message if generalChannel is available

static/chat/index.js

@@ -98,9 +98,9 @@ $(function() {
     // Send a new message to the general channel
     var $input = $('#chat-input');
     $input.on('keydown', function(e) {
-        if (e.keyCode == 13) {
+        if (e.keyCode == 13 && generalChannel) {
             generalChannel.sendMessage($input.val())
             $input.val('');
         }
     });
-});
+});