.icedeb-button
{-moz-image-region: rect( 0px 24px 24px 0px);}
-.icedeb-bbutton:hover
-{-moz-image-region: rect(24px 24px 48px 0px);}
-
[iconsize="small"] .icedeb-button
{-moz-image-region: rect( 0px 40px 16px 24px);}
-
-[iconsize="small"] .icedeb-button:hover
-{-moz-image-region: rect(24px 40px 40px 24px);}
-