Inside the cell of Norway massacre gunman Anders Breivik

August 22, 2012: A police vehicle with terror charged Anders Behring Breivik arrives at Ila Prison outside Oslo Norway. (AP Photo/Ole Berg Rusten, NTB scanpix)

Undated handout picture made available Wednesday Aug 22 2012 by Ila Prison showing one of the cells inside the prison just outside Oslo, Norway where terror charged Anders Behring Breivik has been held most of the time since the July 22 attacks in Oslo and at Utoya last year. (AP Photo/ Ila Prison / Glefs AS / NTB scanpix)

This undated handout picture made available Wednesday Aug 22 2012 by Ila Prison shows one of the cells inside the prison, which features a exercise equipment. (AP Photo/ Ila Prison / Glefs AS / NTB scanpix)

This undated handout photo shows bathroom facilities in one of the cells inside Ila Prison, located just outside Oslo. (REUTERS/Ila Prison/Glefs AS/NTB Scanpix)

August 22, 2012: An armed policeman walks outside Ila prison, where Norwegian mass killer Anders Behring Breivik is being detained, outside Oslo. (REUTERS)