I know that dear It says" Installation------------To install this module, upload or copy the directory called "referral" toyour modules directory.Configuration-------------To enable this module do the following:1. Go to Administer -> Modules, and click enable. Make sure there are no error messages.2. Go to Administer -> Access Control and enable for the roles you want. Users with 'admin referral' permission can view the detailed"I upload the folder referral to my dirctory but I don't know what to do after that ....pls help