ul#nav { background:url(graphics/navigation.gif); position:relative; margin:0; }
ul#nav li { float:left; list-style-type:none; }
ul#nav li a { height:30px; display:block; position:absolute; top:0; outline:none; }

ul#nav span {
display:none;
}

li#bthome a, li#btused a, li#btfinance a, li#btabout a, li#btcontact a {background:url(graphics/navigation.gif) }

li#bthome a 									{ background-position:0 0; width:212px; left:0 }
li#bthome a:hover, li#bthome a.current			{ background-position:0 -30px }


li#btused a 									{ background-position:-212px 0; width:194px; left:212px }
li#btused a:hover, li#btused a.current			{ background-position:-212px -30px }


li#btfinance a 									{ background-position:-406px 0; width:194px; left:406px }
li#btfinance a:hover, li#btfinance a.current		{ background-position:-406px -30px }


li#btabout a 									{ background-position:-600px 0; width:194px; left:600px }
li#btabout a:hover, li#btabout a.current	{ background-position:-600px -30px }


li#btcontact a 									{ background-position:-794px 0; width:206px; left:794px }
li#btcontact a:hover, li#btcontact a.current	{ background-position:-794px -30px }