Share 'Mask URLs of open social ning apps?'

Is it possible for a network owner to convert http://example.ning.com/opensocial/ningapps/show?appUrl=http%3A%2F%2Fos.ning.com%2Fningapps%2Fyelpmap%2Fgadget.xml%3Fning-app-status%3Dnetwork&owner=1XqX3X7XrXjXw   into http://example.ning.com/yelp While still sending the parameters