[Zope] Need Zope help

Hi Good day I am using a zope2.50 i am facing a problem with that. I want to use LoginManager and Zpattern . I am trying to install the login manager with zope but it is showing some error of importing the modules. I am working on win nt plate form. I have search on the net for help but very few documentation is there for loginmanager. I write mail to Author ( login manger tsarna) but no response i got from them . Can you please help me out how to do the things working . As i am going to start a big project on zope. I am looking forward to hear from you. Please help me out . with best regards Pradeep Dahiya