docs: def getTriples(expnums,ccd):
      """Pull the three images and then scramble the MJD-OBS keywords"""
      import pyfits, MOPfits
      filenames=[]
      for expnum in expnums:
          if int(ccd)<18:
              cutout="[-*,-*]"
          else:
              cutout="[*,*]"
          filenames.append(MOPfits.adGet(str(expnum)+opt.raw,extno=int(ccd),cutout=cutout))
  
      for filename in filenames:
          if not os.access(filename,os.R_OK):
              sys.stderr.write("Ad Get Failed\n")
              raise TaskError, 'adGet Failed'
          
      if not os.access('weight.fits',os.F_OK):
          os.symlink(MOPfits.adGet("weight",extno=int(ccd),cutout=cutout),'weight.fits')
      
      basenames=[]
      for filename in filenames:
         filename=os.path.splitext(filename)
         basenames.append(filename[0])
         
      print filenames, basenames
      return basenames