Достало! при установке PostgreeSQL выдает ошибку:

Output folder: C:\Program Files\PSQLINSTALL
top level install dir -->C:
Is admin account
fs=NTFS
.NET found
Extract: TestFirewall.exe... 100%
Extract: TestFirewall.exe.config... 100%
Antivirus Installed: False
test antivirus returned 0
seclogon error status: 0
seclogon status: 4
firewall enabled: 1
firewall port 5432 enabled: 1
port 5432 already enabled
postgresql error status: 1060
postgresql status: 0
starting pgsql-8.3
postgresql error status: 1060
postgresql status: 0
postgresql error status: 1060
postgresql status: 0
starting postgresql-8.4
postgresql error status: 1060
postgresql status: 0
postgres installdir: C:\Program Files\PSQLINSTALL
==================== running PsqlTestClient
try userid: postgres
try pass: postgrespass
try pass: postgrespass
Connection to database failed: -->could not connect to server: Connection refused (0x0000274D/10061)
Is the server running on host "127.0.0.1" and accepting
TCP/IP connections on port 5432?
<--error
1
testclient return status: 1
testclient return from file: 1
==================== finished PsqlTestClient
no existing install dir
wrote testfile
Delete file: C:\testfile
Extract: postgresql-8.4.7-1-windows.exe... 100%
Create folder: c:\postgreSQL
Execute: "C:\Program Files\PSQLINSTALL\postgresql-8.4.7-1-windows.exe" --mode unattended --superpassword postgrespass --prefix c:\postgreSQL --datadir c:\postgreSQL\data
postgres installdir: C:\Program Files\PSQLINSTALL
==================== running PsqlTestClient
try userid: postgres
try pass: postgrespass
try pass: postgrespass
Connection to database failed: -->could not connect to server: Connection refused (0x0000274D/10061)
Is the server running on host "127.0.0.1" and accepting
TCP/IP connections on port 5432?
<--error
1
testclient return status: 1
testclient return from file: 1
==================== finished PsqlTestClient

Попробовал исправить ошибку описанную в вашем сайте на счет "127.0.0.1"

Попробовал удалить и через командную строку удалял и переименовал название компьютера на английское название. Скачивал и через сайт http://www.enterprisedb.com/ установил и при запуске хм пишет не запущен PostgreSQL.