Fix posting on PaleMoon

builds/appchan-x.user.js

@@ -2987,6 +2987,9 @@
       return onChange(key);
     });
     return $.forceSync = function(key) {
+      if ($.frag().childElementCount == null) {
+        return;
+      }
       return onChange(g.NAMESPACE + key);
     };
   })();

src/General/lib/$.coffee

@@ -428,6 +428,9 @@ do ->
   $.on window, 'storage', ({key}) -> onChange key
 
   $.forceSync = (key) ->
+    # XXX Palemoon
+    return unless $.frag().childElementCount?
+  
     # Storage events don't work across origins
     # e.g. http://boards.4chan.org and https://boards.4chan.org
     # so force a check for changes to avoid lost data.