function popup(chemin){
i1 = new Image;
i1.src = chemin;
html = 'a Blork Engine - image
';
popupImage=window.open('','Blork','toolbar=0,location=0,directories=0,menuBar=0,scrollbars=0,resizable=1');
popupImage.document.open();
popupImage.document.write(html);
popupImage.document.close(); };