I have used a couple of your books extensively to develop a couple websites. I don't recall seeing the following topic covered.
On my current project, I need my users to be able to locate and open a spreadsheet, word, or pdf file that is located (via an in-common cloud server) on their individual, local desktop computer. I don't want the file to open within the website, but instead the spreadsheet file, for example, should open via the software on the desktop, thus allowing the user to be outside of the website and edit or view the file, and then resave it on the desktop (via the cloud ser