All these methods have their own advantages and disadvantages.
Most problems occur with the browser and plug-ins.
Many ways don't work at all on Netscape Browsers. We have tested every way possible and have come to the conclusion that the easiest and most compatible way to publish PowerPoint on the web is by simply creating a link to the PowerPoint file. This way will work with both IE and Netscape. To view the file, a person will have to download a PowerPoint viewer. Below is information on linking a PowerPoint file and how to download it as well as the viewer.