function setPageID(pid){
	pageID = pid;

	if (pageID == "0"){
		//alert('page id = 0'); //testing
		nav_home_txt.style.color='#000033';
		nav_home_arrow.style.background='#C1D2ED';
		nav_home.style.background='#C1D2ED';
		navBGOut(nav_home,'0');
	}
	
	else if (pageID == "1"){
		//alert('page id = 1'); //testing
		nav_mission_txt.style.color='#000033';
		nav_mission_arrow.style.background='#C1D2ED';
		nav_mission.style.background='#C1D2ED';
		navBGOut(nav_mission,'1');
	}

	else if (pageID == "2"){
		nav_values_txt.style.color='#000033';
		nav_values_arrow.style.background='#C1D2ED';
		nav_values.style.background='#C1D2ED';
		navBGOut(nav_values,'2');
	}

	else if (pageID == "3"){
		nav_awards_txt.style.color='#000033';
		nav_awards_arrow.style.background='#C1D2ED';
		nav_awards.style.background='#C1D2ED';
		navBGOut(nav_awards,'3');
	}

	else if (pageID == "4"){
		nav_history_txt.style.color='#000033';
		nav_history_arrow.style.background='#C1D2ED';
		nav_history.style.background='#C1D2ED';
		navBGOut(nav_history,'4');
	}

	else if (pageID == "5"){
		nav_besthosp_txt.style.color='#000033';
		nav_besthosp_arrow.style.background='#C1D2ED';
		nav_besthosp.style.background='#C1D2ED';
		navBGOut(nav_besthosp,'5');
	}
	
		else if (pageID == "5"){
		nav_topdocs_txt.style.color='#000033';
		nav_topdocs_arrow.style.background='#C1D2ED';
		nav_topdocs.style.background='#C1D2ED';
		navBGOut(nav_topdocs,'5');
	}

	else{
		return;
	}	
} // END FNC. setPageID()

function navBGOver(nid){
	navID = nid;
	
	if (navID == "nav_home"){
		nav_home_txt.style.color='#000033';
		nav_home_arrow.style.background='#C1D2ED';
		nav_home.style.background='#C1D2ED';
	}
	
	else if (navID == "nav_mission"){
		nav_mission_txt.style.color='#000033';
		nav_mission_arrow.style.background='#C1D2ED';
		nav_mission.style.background='#C1D2ED';
	}
	
	else if (navID == "nav_values"){
		nav_values_txt.style.color='#000033';
		nav_values_arrow.style.background='#C1D2ED';
		nav_values.style.background='#C1D2ED';
	}
	
	else if (navID == "nav_awards"){
		nav_awards_txt.style.color='#000033';
		nav_awards_arrow.style.background='#C1D2ED';
		nav_awards.style.background='#C1D2ED';
	}

	else if (navID == "nav_history"){
		nav_history_txt.style.color='#000033';
		nav_history_arrow.style.background='#C1D2ED';
		nav_history.style.background='#C1D2ED';
	}
	
	else if (navID == "nav_besthosp"){
		nav_besthosp_txt.style.color='#000033';
		nav_besthosp_arrow.style.background='#C1D2ED';
		nav_besthosp.style.background='#C1D2ED';
	}
	
		else if (navID == "nav_topdocs"){
		nav_topdocs_txt.style.color='#000033';
		nav_topdocs_arrow.style.background='#C1D2ED';
		nav_topdocs.style.background='#C1D2ED';
	}
	
	else {
		return;
	}

} // end fnc. navBGOver()



function navBGOut(nid, pid){
	navID = nid;
	pageID = pid;
	
	if (navID == "nav_home" && pageID != '0' ){
		nav_home_txt.style.color='#000033';
		nav_home_arrow.style.background='#FFFFFF';
		nav_home.style.background='#FFFFFF';
	}
	
	else if (navID == "nav_mission" && pageID != '1' ){
		nav_mission_txt.style.color='#000033';
		nav_mission_arrow.style.background='#FFFFFF';
		nav_mission.style.background='#FFFFFF';
	}
	
	else if (navID == "nav_values" && pageID != '2' ){
		nav_values_txt.style.color='#000033';
		nav_values_arrow.style.background='#FFFFFF';
		nav_values.style.background='#FFFFFF';
	}
	
	else if (navID == "nav_awards" && pageID != '3' ){
		nav_awards_txt.style.color='#000033';
		nav_awards_arrow.style.background='#FFFFFF';
		nav_awards.style.background='#FFFFFF';
	}

	else if (navID == "nav_history" && pageID != '4' ){
		nav_history_txt.style.color='#000033';
		nav_history_arrow.style.background='#FFFFFF';
		nav_history.style.background='#FFFFFF';
	}
	
	else if (navID == "nav_besthosp" && pageID != '5' ){
		nav_besthosp_txt.style.color='#000033';
		nav_besthosp_arrow.style.background='#FFFFFF';
		nav_besthosp.style.background='#FFFFFF';
	}
	
		else if (navID == "nav_topdocs" && pageID != '5' ){
		nav_topdocs_txt.style.color='#000033';
		nav_topdocs_arrow.style.background='#FFFFFF';
		nav_topdocs.style.background='#FFFFFF';
	}
	
	else {
		return;
	}

} // end fnc. navBGOut()