ul#nav { background:url(graphics/navigation.jpg); position:relative; margin:0; }
ul#nav li { float:left; list-style-type:none; }
ul#nav li a { height:33px; display:block; position:absolute; top:0; outline:none; }

ul#nav span {
display:none;
}

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

li#bthome a 									{ background-position:0 0; width:132px; left:0 }
li#bthome a:hover, li#bthome a.current			{ background-position:0 -33px }


li#btused a 									{ background-position:-132px 0; width:132px; left:132px }
li#btused a:hover, li#btused a.current			{ background-position:-132px -33px }


li#btabout a 									{ background-position:-264px 0; width:132px; left:264px }
li#btabout a:hover, li#btabout a.current		{ background-position:-264px -33px }


li#btfinance a 									{ background-position:-396px 0; width:132px; left:396px }
li#btfinance a:hover, li#btfinance a.current	{ background-position:-396px -33px }


li#btcontact a 									{ background-position:-528px 0; width:132px; left:528px }
li#btcontact a:hover, , li#btcontact a.current	{ background-position:-528px -33px }