In the "Slide Show" options select desired transition effect "Fade", "Fly" etc. To add new frames click Add button. Click OK to create the slide show.
A new document will be created. Press F9 to preview the animation. If images are too large use lower scale for example 20% or 50%.
To export the animation choose "File" > "Export Flash SWF File". Name swf file and click OK. Then export sample HTML page to view the animation in the browser. Choose "File" > "Export Web Page". The page will popup in a new browser window.