I got the following information from Adobe today and think it is worth passing on to you.
Below please find the "hot-off-the-press" Adobe Acrobat Legal Resource Guide with links to free downloads, training, support, and informational resources.
Free Downloads & Trials
Acrobat 8.0 Professional Trial Download – http://www.adobe.com/products/acrobatpro/tryout.html
Adobe Reader 8.0 Download – http://www.adobe.com/products/acrobat/readstep2.html
Adobe