On our web site (www.outlookmovie.com) we have the option to print documents and we also have a watermarking option when we do a print and save pdf from firefox > file > print and save a pdf if the option watermarking is off , it works, if the option watermarking is on, it does not work (the pdf exported is zero octet) could you help us resolving this issue ? By the way it works when we use Chrome or Safari Thx you very much for your help Marc Jenny mjenny@mjenny.fr