title: digitally sign pdf in browser
body: <p>we are trying to digitally sign pdf on a browser probably using js.
  the only good link i could find is this 
  <a href="http://acrobatusers.com/forum/javascript/javascript-digitally-sign-multiple-pdf-documents-batch-processing" rel="nofollow">http://acrobatusers.com/forum/javascript/javascript-digitally-sign-multiple-pdf-documents-batch-processing</a>
  have you found the answer to this problem ? did you successed in that task.
  thank you in advance. </p>