About "Save":

"Image(s)"

  All selected images will be saved on the disk.
  An ascii file, with user selected name, with a list of
  selected images will also be saved.
  The default list of images has the extension "*.lst".

"Image(s) as movie"

  All selected images will be saved as 8 bit data using IDL
  routine SAVE, with keyword XDR.
  
"Image(s) as GIF"

  All selected images will be saved in GIF format.
  An ascii file, with user selected name, with a list of selected
  images will also be saved.
 
About "Delete":

 All selected images will be deleted from memory.

About "TV ON", "TV OFF":

 If TV ON is chosen, every picked or selected image will be
 displayed in main window.
 
About "All on", "Swap", "Pick", "Select":

 "All on": activates all images in list.
 "Swap":   reverses current status of list.
 "Pick":   activates one image selected and deselect all others.
 "Select": reverses current status of image chosen.

About "OK":

 Press "OK" to go back to main program with current status.