internal static string ConvertChangeFrequencyToString(ChangeFrequencies changeFreq)
 {
     string retVal = "";
     switch (changeFreq)
     {
         case ChangeFrequencies.always:
             retVal = "always";
             break;
         case ChangeFrequencies.daily:
             retVal = "daily";
             break;
         case ChangeFrequencies.hourly:
             retVal = "hourly";
             break;
         case ChangeFrequencies.monthly:
             retVal = "monthly";
             break;
         case ChangeFrequencies.never:
             retVal = "never";
             break;
         case ChangeFrequencies.weekly:
             retVal = "weekly";
             break;
         case ChangeFrequencies.yearly:
             retVal = "yearly";
             break;
     }
     return retVal;
 }
 public SitePage(string loc, DateTime lastMod, ChangeFrequencies changeFreq, double priority)
 {
     _loc = loc;
     _lastMod = lastMod;
     _changeFreq = changeFreq;
     _priority = priority;
 }