[support] File attachements

Hi Thsi is my first post to Drupal Support Team Drupal 4.7. File attachments problem. When I try to attach a new file with File Attachemnet (upload Module) it just showing the progress status, but nothing is happening. I have tested it in the local, it's working with the same installation as of Server, but server it's not working My server is in Windows Please Help me, thanks in advance Abdu Rahiman