integer ncolumn
	parameter (ncolumn=3)
	integer lun,pos,nlist,errstat,lf,lp
	common /convcom/lun,pos,nlist,errstat,lf,lp
	logical verbose
	common /convcom/verbose
	character*128 file, path
	common /convcom/file, path
	character*128 list(1000)
	common /convcom/list