- list-style-image: url("chrome://browser/skin/devtools/profiler-stopwatch.png");
- -moz-image-region: rect(0px,16px,16px,0px);
-}
-
-#profiler-start:hover {
- -moz-image-region: rect(16px,16px,32px,0px);
-}
-
-#profiler-start[checked] {
- -moz-image-region: rect(0px,32px,16px,16px);