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MathGroup Archive 2007

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Background Option in LocatorPane

  • To: mathgroup at
  • Subject: [mg77637] Background Option in LocatorPane
  • From: "David Park" <djmpark at>
  • Date: Thu, 14 Jun 2007 05:25:51 -0400 (EDT)

In the following example from LocatorPane:

 LocatorPane[{0, 0},
  Graphics[{Gray, Disk[]}],
  Background -> c,
  ImageSize -> 100],
 {c, {Pink, Green, Yellow}}]

why does the background color disappear as soon as one scrolls the cell off 
screen and back, or indeed as soon as one puts the pointer into one of the 

David Park
djmpark at

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