static AppConfigManagement()
        {
            ItemDsc_configfile = ApplicationConfiguration.GetAppSetting("ItemDsc_configfile", "");
            FileInfo fi = RelativeFilePathsCalculator.GetAbsolutePathToFileInApplicationDataFolder(ItemDsc_configfile);

            if (ItemDsc_configfile == null || ItemDsc_configfile.Length < 3)
            {
                FileInfo fiIfNull = RelativeFilePathsCalculator.GetAbsolutePathToFileInApplicationDataFolder(@"\item_dsc.xml");
                ItemDsc_configfile = fiIfNull.FullName;
            }
            else
            {
                ItemDsc_configfile = fi.FullName;
            }
            RemotingHTTPport        = ApplicationConfiguration.GetAppSetting("RemotingHTTPport", RemotingHTTPport);
            ConsoleRemotingHTTPport = ApplicationConfiguration.GetAppSetting("ConsoleRemotingHTTPport", ConsoleRemotingHTTPport);
        }