function openEtage(nom) {
        window.open('../Etages/'+nom+'.htm','_blank',"width=350,height=180,resizable=no,scrollbars=no,menubar=no,toolbar=no,directories=no,location=no,status=no");
}

function openPaleogeo(nom) {
        window.open('../Paleogeos/'+nom,'_blank',"width=350,height=180,resizable=yes,scrollbars=yes,menubar=no,toolbar=no,directories=no,location=no,status=no");
}

function openNote(nom) {
        window.open('../Notes/'+nom+'.htm','_blank',"width=350,height=180,resizable=yes,scrollbars=no,menubar=no,toolbar=no,directories=no,location=no,status=no");
}

function openBigNote(nom) {
        window.open('../Notes/'+nom+'.htm','_blank',"width=400,height=500,resizable=yes,scrollbars=yes,menubar=no,toolbar=no,directories=no,location=no,status=no");
}

function visu(image, grande_image) {
	  document[grande_image].src = '../Images/' + image;
}

var apparition = 'slide';