PROCEDURE: IUG_LOAD_ASK_NIPR, iug_load_ask_nipr, site = site, trange = trange, verbose = verbose, downloadonly = downloadonly PURPOSE: Loads keogram data obtained with AWI by NIPR. KEYWORDS: site = Observatory name. For example, iug_load_ask_nipr, site = 'tro'. Available sites: 'tro', 'lyr' The default is 'all', i.e., load all available stations. trange = (Optional) Time range of interest (2 element array), if this is not set, the default is to prompt the user. Note that if the input time range is not a full day, a full day's data is loaded. /verbose, if set, then output some useful info /downloadonly, if set, then only download the data, do not load it into variables. EXAMPLE: iug_load_ask_nipr, site = 'tro' Written by: Y.-M. Tanaka, Feb. 20, 2012 (ytanaka at nipr.ac.jp)