It's been a while since I touched the Fluxnet code. Given that the original release was built on Silverlight v1.1, I put some time today in re-implementing it in Silverlight v2.0 Beta 1.
Enjoy.
http://savas.parastatidis.name/2008/04/26/130846fe-ff70-495e-a2f3-98b1cbd253d2.aspx