'Initialize a property sheet.  pageList is a list of ID\'s'

def __init__(self, caption, dll=None, pageList=None):

    self.dll = dllFromDll(dll)
    self.sheet = win32ui.CreatePropertySheet(caption)
    window.Wnd.__init__(self, self.sheet)
    if (not (pageList is None)):
        self.AddPage(pageList)
