Analisa kedudukan panitia tender dalam kasus persekongkolan tender di pengadaan barang dan jasa pemerintah : studi kasus putusan perkara nomor 663/K.Pdt/Sus/2011 dan putusan perkara nomor 796/K/Pdt/SUS/2010 = Analysis of the status of tender committee In tender conspiracy on government tender : case study of verdict No. 663/K.Pdt/Sus/2011 and verdict no. 796/K/Pdt/SUS/2010