Screen presentation in PDF by pdfLaTeX (CMPtalk).

Use CMPTalk class in pdfLaTeX. Template, example (PDF, source).

Make handouts from your slides:

• Set printout option in texpower package. Run pdflatex.
• printcmptalk [-p] your_presentation_file.pdf
  Option -p send output directly to the default printer. Otherwise the output file name is printyour_presentation_file.pdf.

Translation with psfrag package:

  latex file
  dvips -P pdf -t screen file
  ps2pdf file.ps file.pdf
  

Package texpower makes possible pages with incremental material (overly) (TeXPower demos+manual).