Why this little border around my icons?

[stevross]

How can I remove it?

Many thanks 

[TheMaTrIx]

Are you using a customized template?

[stevross]

Are you using a customized template?

yes, I modified Classic YaBB SE Theme

[beemer]

Are you using RC2?

If So Add this to style.css

/* No image should have a border when linked */
a img{
border: 0;
}