-#navigator-throbber[buttonstyle="text"][busy="true"],
-#navigator-throbber[buttonstyle="pictures"][busy="true"],
-#navigator-throbber[toolbarmode="small"][busy="true"] {
+window[chromehidden~="toolbar"] #navigator-throbber[busy="true"],
+toolbar[mode="text"] #navigator-throbber[busy="true"],
+toolbar[mode="icons"] #navigator-throbber[busy="true"],
+toolbar[iconsize="small"] #navigator-throbber[busy="true"] {