Integration of an existing jQuery script into a PHP website

I want to integrate an automatic face detection scrpit into my dating website. The script is public and can be found here (with the installation instructions): [login to view URL] or another one here - [login to view URL] - I don't care which one as long as the job gets done. I want this change to take effect in two following cases: 1. When a new user uploads his picture during registration 2. When an existing user picks one of his uploaded pictures and clicks on "make thumbnail" As a result, the user's thumbnail image should contain the face detected by the script. If no face detected or if more than 1 face is detected - then the current (existing) algorithm of a simple cropping should be used by default. For reference, here's a demo of the Skadate template where you can register as a new user and play with the image upload/thumbnail creation: [login to view URL]