I can't play games is my facebbok account

Hi, since 2 days i'm trying to play some games in my facebook account, in my work :O, in luch time ;). When i chosse an application, a mensage appears from internet explorer saying....."Internet Explorer cannot display the webpage / What you can try: Diagnose Connection Problems / More information ". Is possible to resolve this situation???
Thx

P.S- I don't have administrator rights in my computer service.