issue 149 maybe solved.
minor changes in my.js / insert_new_comments
should be solved now, but keeping issue 149 in todo list for a while

149) ajax insert new comment error
     casetest: comment was inserted in ie8 on windows xp - comment should have been ajax inserted in firefox 30.0 in ubuntu
     firefox 30.0 on ubuntu:
     error messages in header:
         Javascript fejl ved indsættelse af nye kommentarer. [Exception... "Node was not found" code: "8" nsresult: "0x80530008 (NotFoundError)" location: ""] (5,57).
         Javascript fejl ved tjek for nye beskeder. [Exception... "Node was not found" code: "8" nsresult: "0x80530008 (NotFoundError)" location: ""] (4,3).
     note that old error message in page header is not removed before inserting new error messages
     javascript log:
         insert_new_comments: start
         insert_new_comments: i = 0, gift id = 1605, comment id = 1082
         insert_new_comments: insert first comment for gift before add new comment row
         insert_new_comments: old_comments1_tbody = [object HTMLTableSectionElement]
         insert_new_comments: new_comment_tr = [object HTMLTableRowElement]
         insert_new_comments: old_comments2_add_new_comment_tr = [object HTMLTableRowElement]
         insert_new_comments: failed with JS error [Exception... "Node was not found" code: "8" nsresult: "0x80530008 (NotFoundError)" location: ""], debug = 57
         #new_messages_count_link::ajax:success: insert_new_comments failed: [Exception... "Node was not found" code: "8" nsresult: "0x80530008 (NotFoundError)" location: ""]
     also found in firefox 30.0
     insert_new_comments: old_comments1_tbody              = [object HTMLTableSectionElement]
     insert_new_comments: new_comment_tr                   = [object HTMLTableRowElement]
     insert_new_comments: old_comments2_add_new_comment_tr = [object HTMLTableRowElement]
     insert_new_comments: failed with JS error [Exception... "Node was not found" code: "8" nsresult: "0x80530008 (NotFoundError)" location: ""], debug = 57
     #new_messages_count_link::ajax:success: insert_new_comments failed: [Exception... "Node was not found" code: "8" nsresult: "0x80530008 (NotFoundError)" location: ""]
     Javascript error when inserting new comments. [Exception... "Node was not found" code: "8" nsresult: "0x80530008 (NotFoundError)" location: ""] (5,57).