Besides embed your PowerPoint slideshow to webpage to let people view online.
You may also imagine that Put your PowerPoint presentations to DVD to view it on TV.
I think this PowerPoint to DVD tool is also helpful to you. Click below url to get it.
DVD Presenter.
Wondershare DVD Presenter - convert PowerPoint to DVD, PowerPoint to Video, burn PowerPoint presentation to DVD, convert PowerPoint to AVI, convert PowerPoint to MPEG Video, Office PowerPoint 2007 to Blu-ray DVD and HD-DVD, PPT to DVD, PPTX to DVD