changed diagnosis_change_options.reason col to option_id

buxfix to print_run calculation of end_date - subtracted 1 min instead of 1 sec, so any relevant change to report in last minute of day would be ignored; added total count hidden field to print_run to allow calculation of last 'next 50' link

added self-close js function for popup windows; changed null request history times (00:00:00) to display as ??:??:??

hilis3 conversion scripts for YHHN