$(document).ready(function() {
   var postText = $('#id_body');
   var postButton = $('#forums-reply-post');
   postButton.click(function () {
      var text = $.trim(postText.val());
      if (text.length == 0) {
         alert('Please enter some reply text.');
         return false;
      }
      $(this).attr('disabled', 'disabled').val('Posting reply...');
      $.ajax({
         url: '/forums/quick-reply/', 
         type: 'POST',
         data: {
         body : postText.val(),
         topic_id : $('#id_topic_id').val()
         },
         dataType: 'html',
         success: function (data, textStatus) {
            postText.val('');
            $('#forum-topic tr:last').after(data);
            var lastTr = $('#forum-topic tr:last');
            lastTr.hide();
            lastTr.fadeIn(3000);
            postButton.removeAttr('disabled').val('Submit Reply');
         },
         error: function (xhr, textStatus, ex) {
            alert('Oops, an error occurred. Please reload the page and try again.');
            postButton.removeAttr('disabled').val('Submit Reply');
         }
         });
      return false;
   });
});