NAME: thm_gen_multipng_plot PURPOSE: Creates full day, 6 hour and 2 hour png files for data for a given day, Note that the data must have already been plotted for this routine to work properly. It calls tplot without arguments. CALLING SEQUENCE: thm_gen_multipng_plot, filename_proto, date, directory=directory INPUT: filename_proto = the first part of the eventual filename, e.g., 'tha_l2_overview', dates and times are appended to make up the full filename date = the date for the data OUTPUT: png files, with names directory+filename_proto+yyddmm_hshf.png, where hshf refers to start and end hours for the plot. KEYWORDS: directory = the output directory, remember the trailing slash.... vars24 = the variable names to plot for the full 24hr plot, the default is to call tplot without any inputs vars06 = the variable names to plot for the 6hr plots, the default is to call tplot without any inputs vars02 = the variable names to plot for the 2hr plots, the default is to call tplot without any inputs HISTORY: 21-may-2008, jmm, jimm@ssl.berkeley.edu $LastChangedBy: egrimes $ $LastChangedDate: 2014-02-06 08:50:39 -0800 (Thu, 06 Feb 2014) $ $LastChangedRevision: 14172 $ $URL: svn+ssh://thmsvn@ambrosia.ssl.berkeley.edu/repos/spdsoft/trunk/projects/themis/common/thm_gen_multipngplot.pro $