well,what is the problem with these manuals :) ? google these ones:
security exploits that are SQL injection, Cross Site Scripting(xss) and Cross Site Request Forgery many security issues you can find also for your code problems try this site: stackoverflow.com previous times when I had these problems people in this list was too angry about me:D by posting emails about array like $_POST LOL! one of those angry people told me this site I am thankful to him:) I am happy on this Site be a member in there;) they will answer your code issues in just a second:)
