Add link to local files

[0xecute]

Hello.
I need to add links to local files (in the same directory as the PDF) so when the user click then the local file opens.
I tried to use
<a href="file://abc.xls">
but it doesn't work.
Is there any way to do this from the html?

Thanks a lot for your work!

[liZe]

It's a duplicate of #437, the feature has been added in the current git version.