* 					{ margin:0px; padding:0px; }
body				{ }
a 					{ outline-style: none; }
 
ul#menuback {
	margin: 50px auto;
	list-style: none;
	background: url(../images/menu-bg.jpg);
	width: 800px;
	overflow: auto;	
}

ul#menuback li.shutter {
	width: 200px;
	height: 100px;
	display: block;
	float: left;
}

ul#menuback li#shutter1 {
	background: url(../images/shutter-africanplains.jpg) no-repeat; 
}
ul#menuback li#shutter2 {
	background: url(../images/shutter-reptiles.jpg) no-repeat; 
}
ul#menuback li#shutter3 {
	background: url(../images/shutter-aviary.jpg) no-repeat; 
}
ul#menuback li#shutter4 {
	background: url(../images/shutter-arcticzone.jpg) no-repeat; 
}

a.link {
   width: 200px;
   height: 100px;
   display: block;
   background: url(../images/window.png) no-repeat bottom center;
   text-indent: -9999px;
}