function popupImage(img)
{
w=open('I love green project - contribution: taille originale','image','width=800,height=600,toolbar=no,scrollbars=yes,resizable=yes');
var tmp = w.document;
tmp.write('\n\n\n\tcontribution: taille originale\n\n');
tmp.write('\n;
tmp.write(img);
tmp.write(')
\n\n');
tmp.close();
}