Using JQuery and Prototype in the same page

Question

Several of my pages use both JQuery and Protoype. Since I upgraded to version 1.3 of JQuery this appears to be causing problems, because both libraries define a function nam

Answer 1

or

var scripty = document.createElement('script');
scripty.href="/obp/js/jquery.js";
document.getElementsByTagName('head')[0].appendChild(scripty);
jQuery.noConflict();
var $j = jQuery;

EDIT:

I tried out this suggestion but the last 2 lines produce the error

jQuery is not defined