-.button-menu-dropmarker[disabled="true"],
-.button-menubutton-dropmarker[disabled="true"] {
- list-style-image: url("chrome://global/skin/arrow/arrow-down-disabled.gif") !important;
+button[type="disclosure"] {
+ border: 0px !important;
+ margin: 0px !important;
+ padding: 0px !important;
+ list-style-image: url("chrome://global/skin/tree/twisty-closed.gif");
+ min-width: 0px !important;
+ background-color: transparent;