#navbar .navbar-inner .container .nav li.dropdown#all_touchui_settings li #psucontrol_indicator:before {
	content: '\f0e7';
}

@psucontrol-on-color: #00FF00;
@psucontrol-off-color: #808080;

#navbar .navbar-inner .container .nav li.dropdown#all_touchui_settings li #psucontrol_indicator {
    &:before {
        content: '\f0e7';
    }

    &.on {
        color: @psucontrol-on-color;
    }

    &.off {
        color: @psucontrol-off-color;
    }
}

Add PSUControl on/off class and color theming support.
:art: Add PSUControl on/off class and color theming support.
