MyBB Central

http://validator.w3.org/check?uri=http%3...ne&group=0

Failed validation, 48 Errors

http://validator.w3.org/check?uri=http%3...ne&group=0

Failed validation, 5 Errors

How repair ?

Default mybb validates so whatever you changed will have to be fixed.

I see that one error is you having the navigation div inside a span tag. You can't do that. Change the span to a div.

labrocca please examlpe, my english isn't very well....

You may want to find a polish mybb site to assist you.

Polish mybb isn't useful

http://validator.w3.org/check?uri=http%3...ne&group=0

I did it And i have got only 4 errors. How can i fixed there ?

Quote:<div class="expcolimage"></a></div>

Delete the </a>

Quote:<div><strong></center>Reklama widoczna tylko dla osób niezarejestrowanych</cente

Your first center tag should be "<center>Reklama" not "</center>Reklama".

OK
http://validator.w3.org/check?uri=http%3...ne&group=0

Now 10 errors... Please help !

Please help!
http://validator.w3.org/check?uri=http%3...ne&group=0

What is wrong ?