text: #ifndef KMLUNKNOWNELEMENTEXCEPTION_H
  #define KMLUNKNOWNELEMENTEXCEPTION_H
  
  #include <exception>
  #include <string>
  
  class KMLUnknownElementException : public std::exception {
  public:
      KMLUnknownElementException(const std::string message);
      virtual const char* what() const throw();
      virtual ~KMLUnknownElementException() throw();
  
  private:
      std::string message;
  };
  
  #endif
  