.menubarItem:hover {
    opacity: 1.0 !important;
    filter: alpha(opacity=100) !important; /* For IE8 and earlier */

    -webkit-filter: grayscale(0%) !important; /* Safari 6.0 - 9.0 */
    filter: grayscale(0%) !important;
}


/*
.menubarItem {
    opacity: 0.5;
    filter: alpha(opacity=50); /* For IE8 and earlier *

    -webkit-filter: grayscale(50%); /* Safari 6.0 - 9.0 *
    filter: grayscale(50%);
}


.menubarItemInactive {
    opacity: 0.5;
    filter: alpha(opacity=50); /* For IE8 and earlier *

    -webkit-filter: grayscale(100%); /* Safari 6.0 - 9.0 *
    filter: grayscale(100%);
}
*/