Why the first letter on DIV is in red and it's error?

Hello, anyone can help with this line?

 

Line 121, Column 11: ID "box10" first defined here 

        <div id="box10">

 

Why the "b" is in red? And why it's an error?

 

Thanks a lot.

 

Jason McNeil

Web designer

Web World SRL

EXT: 4298

Email: webmaster@web-articles.info

Web: http://www.web-articles.info <http://www.web-articles.info/> 

 

 

Received on Tuesday, 23 March 2010 18:36:17 UTC