.button:before { content: url('../../images/buttonShortUp.png') } .button[state|selected="true"]:before { content: url('../../images/buttonDown.png'); } .checkbox[state|checked="true"]:before { content: url('../../images/checked.gif') } .checkbox:before { content: url('../../images/unchecked.gif') } .checkboxtristate[state|checked="true"]:before { content: url('../../images/checked.gif') } .checkboxtristate:before { content: url('../../images/unchecked.gif') } .radio[state|checked="true"]:before { content: url('../../images/radioSelected.gif'); } .radio:before { content: url('../../images/radioNotSelected.gif'); }