Sarissa is an ECMAScript library acting as a cross-browser wrapper for native XML APIs. It offers various XML related goodies like Document instantiation, XML loading from URLs or strings, XSLT transformations, XPath queries etc
Sarissa.updateContentFromURI(url, targetElement, processor); This will work if the URL does point to an HTTP server. If you cannot have access to one, just use your filesystem instead;
A jQuery wrapper for Sarissa, providing the ability to replace any element on the fly (using the browser's built-in XSLT engine) with the results from an XSLT transformation of an XML document.