I. Support Page
Open support page when the addon is upgraded
II. Save-as dialog box (not yet supported in Firefox)
Show save-as dialog box when I choose to download a video
III. Video formats to show in page dropdown menu
1. Show MP4 download format
2. Show FLV download format
3. Show 3GP download format
4. Show M4A download format
5. Show WEBM download format
6. Include Video ONLY item(s). These item(s) are marked with red background in dropdown menu
7. Include Audio ONLY item(s). These item(s) are marked with blue background in dropdown menu