Are you installing onto a 32-bit, or 64-bit version of Windows?
Are you installing from physical media, or from a download?
If media, did you get Photoshop Elements bundled with PrE?
If media, which disc are you installing from?
For general Adobe program installations, see this ARTICLE.
Adobe also has an area for installation issues. I would also post there, and furnish the answers to the above questions in that post - HERE.