+#command-button-paintflashing {
+ list-style-image: url("chrome://browser/skin/devtools/command-paintflashing.png");
+ -moz-image-region: rect(0px, 16px, 16px, 0px);
+}
+
+#command-button-paintflashing:hover,
+#command-button-paintflashing:hover:active,
+#command-button-paintflashing[checked=true] {
+ -moz-image-region: rect(0px, 32px, 16px, 16px);
+}
+