WebPlus X7: tech.question

Hi

I bought version X7 and i have some questions:

1 - How can i change the size of the buttons in the navigation bar?

2 - Is there a possibility to add rating stars f.e. as in this site
http://documentary.net/insane-asylum-in-mexico/

3 - Is there a system to search automaticely searches for show "more related videos"?
http://documentary.net/insane-asylum-in-mexico/

Thanks