border: 1px solid transparent;
}
-listbox:focus > listitem[current="true"] {
+listbox:-moz-focusring > listitem[current="true"] {
border: 1px dotted #9999CC;
}
-listbox:focus > listitem[current="true"][selected="true"] {
+listbox:-moz-focusring > listitem[current="true"][selected="true"] {
border: 1px dotted #666699;
}