function afficheFormulaire(id) {
	new Ajax.Updater('Layer_formulaire', '/ajax/afficheForm.php?contact_id='+id, {method:'get', onComplete:insertForm()});
}

function insertForm() {
    document.getElementById('Layer_formulaire2').style.display='block';
}

function cacheForm(){
	document.getElementById('Layer_formulaire2').style.display='none';
}