@classmethod
def greaseMonkeyManager(cls):
    """
        Class method to get a reference to the GreaseMonkey manager.
        
        @return reference to the GreaseMonkey manager (GreaseMonkeyManager)
        """
    if cls._greaseMonkeyManager is None:
        from .GreaseMonkey.GreaseMonkeyManager import GreaseMonkeyManager
        cls._greaseMonkeyManager = GreaseMonkeyManager()
    return cls._greaseMonkeyManager
