var nav_link_names = new Array( "home", "vets", "staff", "location", "services", "laser", "new_clients", "boarding", "prescriptions", "food", "contact", "wellness_profiles", "newsletter", "pet_care", "links", "furry_friends", "pet_of_the_week" );
var nav_link_states = new Array( "on", "off" );
for ( nav_link_name in nav_link_names ) {
for ( nav_link_state in nav_link_states ) {
	window[ 'nav_link_' + nav_link_names[ nav_link_name ] + '_' + nav_link_states[ nav_link_state ] ] = new Image();
	window[ 'nav_link_' + nav_link_names[ nav_link_name ] + '_' + nav_link_states[ nav_link_state ] ].src = "images/layout_inside/navbar/" + nav_link_names[ nav_link_name ] + '_' + nav_link_states[ nav_link_state ] + ".gif";    
	}
}

function CHAC_nav_roll( nav_link, new_state ) {
	nav_link = nav_link.toLowerCase();
	if ( window[ 'site_section_ID' ] == void(0) ) {
		window[ 'site_section_ID' ] = "NULL";
	}
	
  if ( nav_link == window[ 'site_section_ID' ].toLowerCase() ) {
  }
	
	if ( window[ 'nav_link_' + nav_link + '_' + new_state ] != void(0) ) {
		document.images[ 'CHAC_nav_link_' + nav_link ].src = window[ 'nav_link_' + nav_link + '_' + new_state ].src;
	}
	return;
}

function CHAC_display_vpa_article( file_rel_path ) {
	window.win_vpa_article = window.open( ( "display_vpa_article.php/" + file_rel_path ), "win_vpa_article", "width=450,height=420,scrollbars=yes,resizable=yes,toolbar=yes" );
	window.win_vpa_article.self.focus();
	return;
}