function afficherZoom(titre, chemin) {
i1 = new Image();
i1.src = chemin;
head = 'Zoom - '+ titre + '';
img = '
';
html = '' + head + '' + img + '
';
popupImage = window.open('','_blank','toolbar=0, location=0, directories=0, menuBar=0, scrollbars=0, resizable=0, width=416, height=416, left=250, top=125');
popupImage.document.open();
popupImage.document.write(html);
popupImage.document.close()
}