when I try to launch my lab in my e-learning courses ( WPF e-learning courses) I get a message that requires proxy server address, proxy server port, username, password as shown in the picture in the following link
http://www.freeimagehosting.net/image.php?e3bf9bf9f9.jpgI am the admin of my pc but I don't know the required fields
I asked some of my friends who tried before e-learning courses but the told me they didn't experience that
please tell me what I should do