Firefox Error Console?

Zascar

Some some reason firefox keeps popping up this "Error Console" box which seems to detail problems on the page. Happens all over the place.

I do not care if the page is not wc3 compatible...

Anyone know how I can get rid of this?
thanks

R3al

What does the error message say, is iot the same message that keeps popping up?

Zascar

Line and line like this:

Warning: Error in parsing value for property 'font-style'. Declaration dropped.
Source File: http://ac2.msn.com/?adunitid=1792&v=pubm8&w=571&h=164&url=http%3A//online.wsj.com/article/SB122229195216472683.html%3Fmod%3Dgooglenews_wsj&ref=http%3A//news.google.com/news%3Fq%3Doracle%26ie%3DUTF-8%26oe%3DUTF-8%26rls%3Dorg.mozilla%3Aen-GB%3Aofficial%26client%3Dfirefox-a%26um%3D1%26sa%3DN%26tab%3Dwn%26oi%3Dproperty_suggestions%26resnum%3D0%26ct%3Dproperty-revision%26cd%3D1&lmt=1222329655&tz=-60&cc=100&dt=1222329660151&uh=1024&uw=1280&uah=964&uaw=1280&cd=32&npl=34&nmime=131&app=Netscape&his=1&plf=Win32
Line: 6

Click Tools > Error Console to see if you have it..

Myxomatosis

Do you have any extensions installed, like "Web Developer"?

Zascar

nope! just the nornal ones, pdf download, forecastfox, mouse gestures etc... nothing like web developer

Weird!