//variable d'environnment
var sdap = (document.all) ? true : false;

// capture de l'éléments div
function getelem(idm){
	return elem = sdap ? document.all[idm] : document.getElementById(idm);
}

function groupsites(etat){
	var OimOn = getelem('siteson');
	var OimOff = getelem('sitesoff');
	var Olist = getelem('siteslist');

	if(etat){
		OimOff.style.display= 'none';
		OimOn.style.display= 'block';
		Olist.style.display= 'block';

	} else {
		OimOff.style.display= 'block';
		OimOn.style.display= 'none';
		Olist.style.display= 'none';
	
	}
}
function hidesites(){
	groupsites(false);
}