#icedeb-bts, #wrapper-icedeb-bts {list-style-image: url("chrome://icedeb/content/icedeb-bts.png");} #icedeb-pts, #wrapper-icedeb-pts {list-style-image: url("chrome://icedeb/content/icedeb-pts.png");} #icedeb-deb, #wrapper-icedeb-deb {list-style-image: url("chrome://icedeb/content/icedeb-deb.png");} /* common style for all custom buttons */ .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);}