.nav_up{



	padding:7px;



	background-color:white;



	border:1px solid #5C2D90;



	position:fixed;



	background:transparent url(../images/arrow_up.png) no-repeat top left;



	background-position:50% 50%;



	width:20px;



	height:20px;



	bottom:10px;



	opacity:0.7;



	left:30px;



	white-space:nowrap;



	cursor: pointer;



	-moz-border-radius: 3px 3px 3px 3px;



    -webkit-border-top-left-radius:3px;



	-webkit-border-top-right-radius:3px;



    -khtml-border-top-left-radius:3px;



	-khtml-border-top-right-radius:3px;



	filter:progid:DXImageTransform.Microsoft.Alpha(opacity=70);



}



.nav_down{



	padding:7px;



	background-color:white;



	border:1px solid #5C2D90;



	position:fixed;



	background:transparent url(../images/arrow_down.png) no-repeat top left;



	background-position:50% 50%;



	width:20px;



	height:20px;



	bottom:10px;



	opacity:0.7;



	left:70px;



	white-space:nowrap;



	cursor: pointer;



	-moz-border-radius: 3px 3px 3px 3px;



    -webkit-border-top-left-radius:3px;



	-webkit-border-top-right-radius:3px;



    -khtml-border-top-left-radius:3px;



	-khtml-border-top-right-radius:3px;



	filter:progid:DXImageTransform.Microsoft.Alpha(opacity=70);



}





@media only screen

and (min-device-width : 320px)

and (max-device-width : 640px)

{



.wrapper { display: none !important; }



}