after  I  upload  resource  (*.doc , *.pdf) on  the  webhosting  already. but  it cannot  display  and recive  the message 

"

Object not found!

The requested URL was not found on this server. If you entered the URL manually please check your spelling and try again.

If you think this is a server error, please contact the <font color="#0000cc">webmaster</font>

Error 404

elearning.ssk.ac.th
Wed Dec 22 14:44:46 2004
Apache/2.0.40 (Red Hat Linux)  "