function montrer_bloc(id_bloc)
{
	document.getElementById(id_bloc).style.display = 'block';
}

function cacher_bloc(id_bloc)
{
	document.getElementById(id_bloc).style.display = 'none';
}

function verif_confirmation_mdp(mdp1, mdp2)
{
	var rep_ok = '<img src="design/deco/puces/puce_verte02.png" alt=""/> Mots de passe identiques.';
	var rep_pas_ok = '<img src="design/boutons/bouton_suppr_rouge02.png" alt=""/> Mots de passe différents.';
	
	var reg = new RegExp("^"+mdp1+".*$");
	
	if(mdp1 == "")
		document.getElementById('rep_conf_mdp').innerHTML = rep_pas_ok;
	else if(mdp2.match(reg))
		document.getElementById('rep_conf_mdp').innerHTML = rep_ok;
	else
		document.getElementById('rep_conf_mdp').innerHTML = rep_pas_ok;
}