.mv {background: #E8E} /* visual mode */
.me {background: #99F} /* key mode */
+.co[onclick]:hover {background: #000; color: #FF7}
.mi[onclick]:hover {background: #000; color: #FFA070}
.mo[onclick]:hover {background: #000; color: #F77}
.me[onclick]:hover {background: #000; color: #99F}