public EmergencyDataFormatCollection ImportFromWebSite()
        {
            EmergencyDataFormatCollection result = new EmergencyDataFormatCollection();
            try {
                BaseMessage pso2WebSiteData = this.GetPSO2WebSiteData();
                if (pso2WebSiteData.Status != ResponceStatus.OK) {
                    result.SetResponceData(pso2WebSiteData);
                    return result;
                }
                HtmlDocument htmlDocument = new HtmlDocument();
                htmlDocument.LoadHtml(pso2WebSiteData.GetData.Replace("\r\n", ""));

                HtmlNodeCollection mainData = htmlDocument.DocumentNode.SelectNodes("//div[@class='tableWrap']");
                if (mainData == null || mainData.Nodes().Count() == 0) {
                    result.SetResponceData(null, ResponceStatus.FormatChanged, new Exception(), "FormatChanged");
                    return result;
                }
                foreach (HtmlNode informationNode in mainData) {
                    HtmlNode dayNode = informationNode.PreviousSibling;
                    EmergencyDataFormat emergencyDataFormat = new EmergencyDataFormat();
                    if (dayNode == null) {

                        continue;
                    }
                    DateTime? day = this.GetDay(dayNode);

                    if (day == null) {
                        //日情報なし
                        continue;
                    }
                    emergencyDataFormat.SetDay(day.Value);
                    this.SetInformation(informationNode, emergencyDataFormat, result);

                }
            } catch (Exception ex) {
                result.SetResponceData(null, ResponceStatus.UnknownError, ex, "Unknown Error");
            }
            return result;
        }
        /// <summary>
        /// ResultDataに結果を格納する
        /// </summary>
        /// <param name="InformationNode"></param>
        /// <param name="BaseEmergencyData"></param>
        /// <param name="ResultData"></param>
        internal BaseMessage SetInformation(HtmlNode InformationNode, EmergencyDataFormat BaseEmergencyData, EmergencyDataFormatCollection ResultData)
        {
            BaseMessage result = new BaseMessage();

            foreach (HtmlNode current in InformationNode.ChildNodes) {
                for (HtmlNode htmlNode = current.FirstChild; htmlNode != null; htmlNode = htmlNode.NextSibling) {
                    //ヘッダーは無視
                    if (htmlNode == current.FirstChild) {
                        continue;
                    }
                    EmergencyDataFormat emergencyData = (EmergencyDataFormat)BaseEmergencyData.Clone();

                    for (int columnCount = 0; columnCount < 3; columnCount++) {
                        if (htmlNode.ChildNodes.Count != 3) {
                            //unknown format
                            result.SetResponceData(null, ResponceStatus.FormatChanged, new Exception(), "SetInfomation:TableNode Not 3");
                            continue;
                        }
                        switch (columnCount) {
                            case 0:
                                //時間
                                string eventTimeText = htmlNode.ChildNodes[columnCount].InnerText;
                                KeyValuePair<TimeSpan, TimeSpan> time = this.GetTime(eventTimeText);
                                emergencyData.StartTime = emergencyData.StartTime.Add(time.Key);
                                emergencyData.EndTime = emergencyData.EndTime.Add(time.Value);
                                break;

                            case 1:
                                //種類
                                string eventTypeText = htmlNode.ChildNodes[columnCount].FirstChild.Attributes["alt"].Value;
                                emergencyData.EventType = this.GetEventType(eventTypeText);
                                break;

                            case 2:
                                //イベント内容
                                string eventInfoText = htmlNode.ChildNodes[columnCount].InnerText;
                                emergencyData.EventInformation = eventInfoText;
                                break;
                        }
                    }
                    ResultData.Add(emergencyData);
                }
            }
            return result;
        }