@namespace url(http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul);

menuitem[oncommand="event.stopPropagation(); nsPreferences.setIntPref('local_install.selected_settings_tab', 3); nsPreferences.setIntPref('local_install.selected_settings_sub_tab4', 4); Local_Install.openSettings();"] { 
    -moz-image-region: rect(80px, 176px, 96px, 160px) !important;
     list-style-image:  url("chrome://cutemenus/content/res/mosaic.png") !important; 
}