PHP and Ajax

PHP and Ajax

Hi, I started using jQuery today and tryed include it in php application.. didn't have luck with that - I understand how it works, it's not complicated, but when I include for example tabs in php it gives me on output this: 


Tabs

Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.
Phasellus mattis tincidunt nibh. Cras orci urna, blandit id, pretium vel, aliquet ornare, felis. Maecenas scelerisque sem non nisl. Fusce sed lorem in enim dictum bibendum.
Nam dui erat, auctor a, dignissim quis, sollicitudin eu, felis. Pellentesque nisi urna, interdum eget, sagittis et, consequat vestibulum, lacus. Mauris porttitor ullamcorper augue.

I attached text file with a part of code that show how I implemented it. How can I solve that problem? What do u suggest? Thank u for reply!