function hs2dat=get_hs2x(file_loc,ButtonName)
   
   switch ButtonName,
     case 'EP1'
      %hs2cal='\\Hematite\oasisnt\oasis\cfg\hs2.h2000930.20030408';%what file
      hs2cal='\\Tower\oasisnt\oasis\cfg\hs2.h2000930.20030408';
     case 'EP2'
      hs2cal='\\Hematite\oasisnt\oasis\cfg\hs2.h2990201.20030407';%what file
      %hs2cal='\\Tower\oasisnt\oasis\cfg\hs2.h2990201.20030407';
   end % switch
   %file_loc=sprintf('%shs2',file_loc);%what file
   hs2=readoasishs2(file_loc);
   Cal=ReadCalFileHSx(hs2cal);
   [Bb470, Bb676, Fl676]=calc_Bbx(hs2,Cal);%calculate the backscatter and fluorescence
   hs2dat(1,:)=hs2.Time;
   hs2dat(2,:)=Bb470;
   hs2dat(3,:)=Bb676;
   hs2dat(4,:)=Fl676;