+#button-goback {
+ list-style-image: url("chrome://communicator/skin/icons/communicatoricons.png");
+ -moz-image-region: rect(42px 25px 63px 0px);
+}
+
+#button-goback:hover,
+#button-goback:hover:active,
+#button-goback[open="true"] {
+ -moz-image-region: rect(42px 75px 63px 50px);
+}
+
+#button-goback[disabled="true"] {
+ -moz-image-region: rect(42px 50px 63px 25px) !important;
+}
+
+#button-goforward {
+ list-style-image: url("chrome://communicator/skin/icons/communicatoricons.png");
+ -moz-image-region: rect(63px 25px 84px 0px);
+}
+
+#button-goforward:hover,
+#button-goforward:hover:active,
+#button-goforward[open="true"] {
+ -moz-image-region: rect(63px 75px 84px 50px);
+}
+
+#button-goforward[disabled="true"] {
+ -moz-image-region: rect(63px 50px 84px 25px) !important;
+}
+