#taskbar a.button-chat span.button-inner {
    background: url(images/buttons.png) 0 -4px no-repeat;
}

#taskbar a.button-chat:hover span.button-inner,
#taskbar a.button-chat.button-selected span.button-inner {
    background-position: 0 -36px;
}

#sections-table #rcmrowkolab-chat .section {
    background: url(images/buttons.png) 0 -98px no-repeat;
}

#sections-table #rcmrowkolab-chat.selected .section {
    background-position: -1px -69px;
}