http://www.ornl.gov/filedownload?ftp=e;dir=uP20rlnOXIZI
If that doesn't work for you, you can download the individual data files directly at:
http://users.nccs.gov/~ahern/ssh_global.cdf
http://users.nccs.gov/~ahern/CThead_mid.silo
-Sean
--
Sean Ahern
Oak Ridge National Laboratory
AIM: ornlsean
865-408-8463