System.Web.Security.FormsAuthentication.MapUrl C# (CSharp) Method

		static string MapUrl (string url) {
			if (UrlUtils.IsRelativeUrl (url))
				return UrlUtils.Combine (HttpRuntime.AppDomainAppVirtualPath, url);
			else
				return UrlUtils.ResolveVirtualPathFromAppAbsolute (url);
		}