private String ReadFile()
 {
     validator = new Validator();
     String map;
     MapHandler mph = new MapHandler();
     StringBuilder sb = new StringBuilder();
     
     map = sb.Append(@File.ReadAllText(mapLoc)).ToString();
     try
     {
         validator.ValidateMap(map);
         return mph.DecompressMap(map);
     }
     catch (InvalidInputError ex)
     {
         MessageBox.Show(ex.Message);
         return "";
     }
     //this.map = sb.Append(@File.ReadAllText(loc)).ToString();
 }