;+
; NAME: fixnanfits
; PURPOSE:
; 	given the name of a fits file, open that file, fix all the NaN pixels
; 	in it by interpolating from the nearest neighbors, then re-save the file
;
; INPUTS:
; 	fitsname	a filename of a FITS image
; KEYWORDS:
; OUTPUTS:
;
; HISTORY:
; 	Began 2003-03-10 11:04:26 by Marshall Perrin 
;-

pro fixnanfits,fitsname

	image = readfits(fitsname,header)

	fixpix,image,0,outimage,/NaN

	sxaddhist, "FIXNANFITS: interpolated values for NaN pixels",header
	writefits,fitsname,outimage,header
	print,"Wrote "+fitsname+" with no remaining NaN pixels"



end