The following bug has been logged online:
Bug reference: 5980
Logged by: M709199
Email address: M709199(at)yandex(dot)ru
PostgreSQL version: 9.0.3-2
Operating system: Windows 7
Description: Installation can't running
Details:
account is an administrator
UAC is OFF
Firewall is OFF
Antivir is OFF
postgresql-9.0.3-2-windows.exe Run as administrator
and I see this
http://i033.radikal.ru/1104/e7/808a9036f736.jpg