anchor.diff:            border-right:thin solid black;
             border-top: thin solid black;
             border-width: 1px;
  -          background-color: #e0d1a0;
  +          background-color: #faee7f;
         }
   
     </style>
  
positive.code:       }
  
        td.current_version {
            background-color: rgba(255, 0, 6, 0.36);
            color: black;
            font-weight: bold;
            border-left: thin solid black;
  
negative.code:        * inserts the comment in the database.
         */
        function ajaxSubmitComment() {
            var commentText = document.getElementById('forminput_2');
  
            if(!commentText.value) {
                alert('Cannot save an empty Comment');
            }
            else {
                new Ajax.Request('/review_files/submit_comment', {
                    method:'get',
                    parameters: {
                        file_id :file_id,
                        file_offset :comment_offset,
                        comment_content :commentText.value
                    }
                });
                // Highlight the table cell (containing the line number) just clicked
                var lineNumCellDom = document.getElementById(highlight_cell_id);
                lineNumCellDom.style.fontWeight="900";
                lineNumCellDom.bgColor = "cyan";
            }
            createComments(highlight_cell_id, line_number, comment_offset, file_id);
        }
  
  