Ok I'm using ISP
If the later is the page allowed or is it blocked by a proxy?
Internet option for connection - I did not select anything. oo sorry I miss to ping the host. I'll try it. And sorry but wat is this mean
Have you tried going via IP address
Ok now after do few thing with my pc. I install nortoncleensweep and run the program. I delete ur my ... I dunno wat the program delete. And went I'm log in to internet again. It all work fine. I can download the antitrojan from http://www.moosoft.com/thecleaner/download.php (thank to ao member give this add. sorry forget ur name).

But thank q anyway for ur help.