[Plugin: NextGEN Gallery] Url image rotator in localhost

Hi, I have installed WP in localhost to make some proof.
How must add the imagerotator url in slideshow options?
I tried with this:

C:/Archivos de programa/xampp/htdocs/wordpress/wp-content/uploads/2010/04/imagerotator/imagerotator.swf/

but it dont work, how it must to do?
Thanks!

http://ww.wp.xz.cn/extend/plugins/nextgen-gallery/