You can add any file to the Homescreen. One method is to use Astro.
1. On the Homescreen page press and hold and from Add to Home Screen select Shortcuts.
2. Select Astro.
3. Navigate to where the file is stored and click on it, give it a name and click Okay.
4. The file is now shown on your Home screen.
If you wish you may now create a Folder and drop all the selected files within.