catch (exc) { notify(chrome.i18n.getMessage("conn_error"), false); return false; } if (objHTTP.status != 200) { notify(chrome.i18n.getMessage("conn_error"), false); return false; } process_response_heads(objHTTP); if (get_rumola_key1() == 'db7669d04f6430b5') { notify(chrome.i18n.getMessage("conn_error"), false); return false; } process_good_response_from_first_gate(""+objHTTP.responseText, objHTTP.sender_tab_id, objHTTP.frame_id, objHTTP.getResponseHeader("BGate")); return true; }

The error handling and error processing is done here.