;+
;
; 
   common xselect_sumer_block,  $
        logdir,fits_kind, year, month, day1, day2, time1, time2, $ 
        xcen1, xcen2, ycen1, ycen2, wl1, wl2, $
        object, pop, seq_type, slit, detector, $
        exposure1, exposure2, catalog, $
        scientist,studyname, $
        files, file, text10,list20, done,logdir_field
;
;-