Is there a way to get the parent URL from an Iframe's content?

Question

I\'m running an c# .net app in an iframe of an asp page on an older site. Accessing the Asp page\'s session information is somewhat difficult, so I\'d like to make my .net a

Answer 1

parent.location.href

Answer 2

top.location.href

But that will only work if both pages (the iframe and the main page) are being served from the same domain.

Answer 3

To get the URL:

Request.UrlReferrer....

To digest the query string:

NameValueCollection qs = HttpUtility.ParseQueryString(Request.UrlReferrer.Query);