#back222h
{display: block; width: 222px;height: 15px;background: url("images/menu_button_back222.gif") no-repeat 0 0;}
#back222h
{background-position: 0 -15px;}
#back222h span
{display: none;}
#back222h:hover
{background-position: 0 -15px;}
#back222h span
{display: none;}