.MacButton{width:20px; text-decoration:none; cursor:hand; color:#000000;}
.MacButton:hover{width:20px; text-decoration:none; cursor:hand; color:#FFFFFF;}

.MacButton img{width:12px; height:24px; border:0px;}

.MacButton th{background:url(middle.png);}
.MacButton-left{background:url(left.png);}
.MacButton-right{background:url(right.png);}