Can anyone send me a simple, understandable javascript code for form validation, including e-mail validation,name validation , password validation etc. pls! send me in hurry!!!:'(

is it jus school assignment or real project? why asked, in school project the check out does not have to be in deep, also in mean time you can have look on some of these links

I need a simple login and logout page in php. how can i retrieve data from database in a session?

First post you asked for JavaScript now you want PHP so what is gone be?