#button-mark {
list-style-image: url("chrome://messenger/skin/icons/messengericons.png");
-moz-image-region: rect(84px 25px 105px 0px);
#button-mark {
list-style-image: url("chrome://messenger/skin/icons/messengericons.png");
-moz-image-region: rect(84px 25px 105px 0px);