.target, .overlay, .updown { background-image:url(../images/background.png);}
	
.updown { width:31px; height:31px; overflow:hidden; text-indent:200px; cursor:pointer; margin:5px; margin-left:11px;}
.updown_up { background-position:51px -101px; }
.updown_down { background-position:51px -163px; }

.updown_up_hover { background-position:51px -132px; }
.updown_down_hover { background-position:51px -194px; }

.target, .overlay { width:50px; height:100px; overflow:hidden;  }
.target { background-repeat:repeat-y; background-position:0px 0px; border:1px solid #337;}		
.overlay { background-repeat:no-repeat; background-position:-52px 0px; }