#topmenu a.m-01 { background: url("/images/m-01_en.gif") no-repeat 0 0; width: 65px; } 
#topmenu a.m-02 { background: url("/images/m-02_en.gif") no-repeat 0 0; width: 145px; } 
#topmenu a.m-03 { background: url("/images/m-03_en.gif") no-repeat 0 0; width: 120px; } 
#topmenu a.m-04 { background: url("/images/m-04_en.gif") no-repeat 0 0; width: 140px; } 
ul#topmenu li:hover a.m-01, #topmenu a.m-01:hover { background: url("/images/m-01-on_en.gif") no-repeat 0 0; }
ul#topmenu li:hover a.m-02, #topmenu a.m-02:hover { background: url("/images/m-02-on_en.gif") no-repeat 0 0; }
ul#topmenu li:hover a.m-03, #topmenu a.m-03:hover { background: url("/images/m-03-on_en.gif") no-repeat 0 0; }
ul#topmenu li:hover a.m-04, #topmenu a.m-04:hover { background: url("/images/m-04-on_en.gif") no-repeat 0 0; }
ul#topmenu li.select a.m-01 { background: url("/images/m-01-on_en.gif") no-repeat 0 0; }
ul#topmenu li.select a.m-02 { background: url("/images/m-02-on_en.gif") no-repeat 0 0; }
ul#topmenu li.select a.m-03 { background: url("/images/m-03-on_en.gif") no-repeat 0 0; }
ul#topmenu li.select a.m-04 { background: url("/images/m-04-on_en.gif") no-repeat 0 0; }