.radio{vertical-align:middle;width:14px;height:17px;background:url(radio.png) no-repeat;cursor:pointer}.radio.checked{background-position:-14px 0}.radio.disabled{background-position:0 -16px}.radio.checked.disabled{background-position:-14px -16px}.radio.focused{background-position:0 -32px}.radio.checked.focused{background-position:-14px -32px}