showing
   check object type == showing
   use td, tr, th, etc functions
   UNKNOWN -> program title ?
todo
   display recordings in progress
preferences
   redo genre sort method - include all genres
   be able to modify thumbs ratings
   genre - use category/sub-category structure from /Genre?
start/end padding display on all appropriate screens
/theme
suggestions
   sort by score then date, like tivo
record options
   more options for start early/end late, negative padding
season pass
   create manual season passes
   find max priority in cache routines
   add/delete season passes from cache in action_saveseasonpass
   create proc update_field {dbobj field default val}
scheduling
   space considerations? delete early
   autocreate preference entry?
   check to make sure the recording isn't already scheduled in final step
edit program
   change 'save until date'
   change from/to manual recording
system information screen
convert to url encoded parameters for all data beyond screen name (object ids)
convert to flat directory space so we can use relative urls
find cancelled recording corresponding to guide data showing?
use tzoffset to calculate local times in mfs browser
change cancel to edit recording like season pass
use automatic tcl tz stuff (localtime) instead of manual tz calculations
undelete
ui submenu