Hello,
I have installed Zen on www.mysite.com/zenphoto . When I acess my the site, I get blank screen. I have follwed the step indictaed on the INSTALL file.

...zenphoto/zen/admin.php works.

Thanks i advance!

Can we please have your actual gallery URL? Thanks.

Also see if this works:

http://www.zenphoto.org/support/topic.php?id=904&replies=9