// ---------------------------------- OUVRIR LES POPUP DASN EXPOSITIONS
// --------------------------------------------------------------------
function ouvrir_une_popup(url) {
	var top=(screen.height-537)/2;     
	var left=(screen.width-694)/2;     
	window.open("http://biennalesaint-etienne.citedudesign.com/fr/expositions/"+url,"","menubar=no, status=no, location=no, width=694, height=537, top="+top+",left="+left);
}