-- card: 4503 from stack: in
-- bmap block id: 4785
-- flags: 0000
-- background id: 7909
-- name: Optical
----- HyperTalk script -----
on openCard
  hide menuBar
  hide card field "Message Center 2"
  show card field "Message Center"
  hide card button "Go Back"
  show card button "Next ..."
end openCard

on closeCard
  hide card field "Cover All"
  hide card button "Self-Check"
  hide card field "Message Center 2"
  show card field "Message Center"
  hide card button "Go Back"
  show card button "Next ..."
  set hilite of background button "The System" to false
  set hilite of background button "How It Works" to true
  set hilite of background button "Scan. Concepts" to false
  set hilite of background button "File Formats" to false
end closeCard



-- part 1 (field)
-- low flags: 01
-- high flags: 2004
-- rect: left=14 top=77 right=252 bottom=203
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 0
-- font id: 3
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: Message Center


-- part 2 (button)
-- low flags: 00
-- high flags: A003
-- rect: left=70 top=283 right=304 bottom=140
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 1
-- font id: 0
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: Next ...
----- HyperTalk script -----
on mouseUp
  hide card field "Message Center"
  show card field "Message Center 2"
  show card button "Go Back"
  hide card button "Next ..."
end mouseUp



-- part 3 (button)
-- low flags: 80
-- high flags: A003
-- rect: left=70 top=283 right=304 bottom=140
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 1
-- font id: 0
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: Go Back
----- HyperTalk script -----
on mouseUp
  hide card field "Message Center 2"
  show card field "Message Center"
  hide card button "Go Back"
  show card button "Next ..."
end mouseUp



-- part 4 (field)
-- low flags: 81
-- high flags: 2004
-- rect: left=14 top=77 right=252 bottom=203
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 0
-- font id: 3
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: Message Center 2


-- part 5 (field)
-- low flags: 81
-- high flags: 0001
-- rect: left=23 top=272 right=310 bottom=510
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 0
-- font id: 3
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: Cover All


-- part 6 (button)
-- low flags: 80
-- high flags: A004
-- rect: left=1 top=315 right=340 bottom=511
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 1
-- font id: 0
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: Self-Check
----- HyperTalk script -----
on mouseUp
  visual iris close
  hide card button "Self-Check"
  hide card field "Cover All"
  pop card
end mouseUp



-- part contents for card part 1
----- text -----
The optical mechanism contains the lamp, lens, mirrors and the charge coupled device board (CCD).
The optical mechanism moves beneath the original on the scanner glass, passing a flourescent lamp along the original, one line at a time.  

-- part contents for card part 4
----- text -----
Analog signals created by this process are captured by the charge coupled device (CCD).