Guys for the last couple of weeks i have been getting

The above happening when i click on certain threads on this forum and this morning it actually came up when i visited another website http://www.eph-nutrition.co.uk/ .
I have Win xp pro, i have run nod32, Malwarebytes and spybot S&D all have come up clear.
The phone is an N95 and is not connected to the PC at all.
Has anyone come across this before, is there anything i can do to stop it.
Thanks in advance

The above happening when i click on certain threads on this forum and this morning it actually came up when i visited another website http://www.eph-nutrition.co.uk/ .
I have Win xp pro, i have run nod32, Malwarebytes and spybot S&D all have come up clear.
The phone is an N95 and is not connected to the PC at all.
Has anyone come across this before, is there anything i can do to stop it.
Thanks in advance