Javascript errors

[burnt]

Ted getting a few of these in and around adverts:

'javascript'> 'http://mediauk.247realmedia.com/RealMedia/ads/cap.cgi?rand=1760224519&c=aol35m&dv=1&e=1d' width=1 height=1>

Running Mac 10.3.?, Safari latest hoo ha.

Let me know if you need anymore info.