function oiformation_commut(idDiv) {

	// open as many Q+A as you like
	var hidden = (document.getElementById(idDiv).className == 'oi_formation_montrer_detail');
	alert (hidden) ;
	tx_irfaq_showHideFaq(id, hidden, hash);
	
}


			function cacherDiv(idDiv) {
			//	alert('cacher div'+idDiv) ;
				document.getElementById(idDiv).style.display = "none" ;
				
			}
			function montrerDiv(idDiv) {
			//	alert('Montrer DIv'+idDiv) ;
				document.getElementById(idDiv).style.display = "block" ;
			}