Jailbreak Problem ( 3GS 4.0,1)

[Stylinjatt]

Hi guys i just restored my iphone 3GS on 4.0.1 and i went to jailbreakme.com from safari but am having this error message
You should replace this page with your own web pages as soon as possible.
Even from computer . What is that mean ?
And so i cant jailbreak my device ? if i do the how please help .

[eyeRobot]

Please clarify: you are using your iphone to browse to jailbreakme.com via safari over wifi/3g? When it loads the page it does what exactly?