Concrete5 - 188.8.131.52 (April 3, 2014) full install in 10 mins or less on localhost
Basic rules of install on Windows,
 disable UAC (Control Panel> Users> select and move slider;
 disable antivirus
 reboot PC
 go tohttps://bitnami.com/stack/concrete5... and download
 install stack program and follow on-screen instructions
 re-enable UAC and AV
 restart PC
 start>all programs> bitnami concrete stack> concrete5 manager
 manager servers to make sure you have green lights
select welcome tab and then click go to application
access stack and kerching... no issues.
I do have Virtual (VM machine installed)[Windows Virtual PC] on my machine in case you do have any issues, you may need to install that but I suspect not. I have attached the 'exe' file direct from the link above should anyone have any issues or you can download it from my dropbox -https://www.dropbox.com/s/dqjbnmigx165wjz/bitnami-concrete5-184.108.40.206-...
Good luck and have fun... I will after I catch up with everything else