#top_nav{
	list-style-type: none;
	margin-left: 0px;
	margin-top: 70px;
	padding: 0px;
}

#top_nav li{
	float: left;
	
}

#top_nav li a{
	border-right: 1px solid black;
	color: black;
	display: block;
	font-size: small;
	text-align: center;
	text-decoration: none;
	padding: 0 22px;	
}

#top_nav li a:hover{
	text-decoration: underline;
}

#top_nav li.contact_us a{
	border-right: none;
}

/**
 * page marking
 */ 
body#home #top_nav li.home a,
body#references #top_nav li.references a,
body#gallery #top_nav li.gallery a,
body#bo_k9_ceo #top_nav li.bo_k9_ceo a,
body#insurance #top_nav li.insurance a,
body#employment #top_nav li.employment a,
body#contact_us #top_nav li.contact_us a{
	font-weight: bold;	
}


/**
 * Nav li sizing (prevents wiggle when bolding active pages)
 */
#top_nav li.home a{
	width: 33px;
}

#top_nav li.references a{
	width: 68px;
}

#top_nav li.gallery a{
	width: 42px;
}

#top_nav li.bo_k9_ceo a{
	width: 85px;
}

#top_nav li.insurance a{
	width: 57px;
}

#top_nav li.employment a{
	width: 73px;
}

#top_nav li.contact_us a{
	width: 70px;
}