Why does including prototype.js break the functioning of jquery bbq?

Question

I have:

Answer 1

By including prototype.js after jQuery, Prototype will override the value of the global $ variable. You just need to use:

var $j = jQuery.noConflict();

You can then use $j in place of $ in jQuery contexts and $ for prototype contexts. Here's the documentation: http://api.jquery.com/jQuery.noConflict/.