I've been trying to adapt the code from lesson 6 (Sign up form) of How to build a Social Network Website from Adam Khoury... I change all the variable acording to the one I'm using but the javascript don't work 'cos don't call to check neither call the php section . can any tell me what I'm doing wrong...

I cannot post the code 'cos is to long so any that can help me tell me where to send it so you can check it...

thnaks in advance for the help