Hi, if you use just upload file and link anywhere in joomla, it will just show as direct link to that file, so that wont work, i can solve it out by using different extn, let me know if interested.
Relevant Skills and Experience
joomla, php, cms, html
Proposed Milestones
$75 USD - at start
$125 USD - at completion
only attachment plugins wont help, it will need another 3rd party extn, i cant tell you all things until looking at your existing setup.