Quick overview of graphics and characters.
This is the size of  colon right-parenthesis
Bytes: xxxx   1x char and 1x attribute byte per character. 2 chars = 4 bytes.
This is the size of 
 
 Bytes:  xxxxxxxxxxxxxxxxxxxxxxxxxxxxx
 xxxxxxxxxxxxxxxxxxxxxxxxxxxxx
 xxxxxxxxxxxxxxxxxxxxxxxxxxxxx
 xxxxxxxxxxxxx  .gif image, 170 bytes ( give or take.. depending on the graphic loaded ) Animated gif?  multiply x 3
Number crunching nightmare:  
 
  
  
  
  
  
 This is assuming AH uses something akin to ansi characters.. and also assuming I remember my old dos programming from 20 years ago.  
Long live turbo pascal 2.0!!!!!