Question : Make comments to articles PHP

Hi!

I have a website that are made in PHP, and are using CSS-files

Have module for showing articles, but need a script or PHP-files
to make comments to articles...

Where do i begin ?

Maby there is some free php-files that do this ?

Answer : Make comments to articles PHP

You can use small script like this one
http://codecanyon.net/item/multilevel-comments/109293