;+
; NAME: hasnans
; PURPOSE: does an array have NaNs in it?
;
; INPUTS:
; KEYWORDS:
; OUTPUTS:
;
; HISTORY:
; 	Began 2007-07-27 09:39:40 by Marshall Perrin 
;-

PRO hasnans,thing

	nans = total(thing ne thing)
	if nans gt 0 then print, "Yup, there are NaNs in there" else print,"No NaNs found"

end