op1.jar:
% content   op1          %content/op1/
% skin      op1         classic/1.0 %skin/classic/op1/
% overlay   chrome://bluegriffon/content/xul/bluegriffon.xul    chrome://op1/content/op1Overlay.xul
  content/op1/op1Overlay.xul           (content/op1Overlay.xul)
  content/op1/op1Overlay.js            (content/op1Overlay.js)
  content/op1/op1.xul                  (content/op1.xul)
  content/op1/op1.js                   (content/op1.js)
  content/op1/a11yFirstStep.js         (content/a11yFirstStep.js)
  skin/classic/op1/op1-icon.png        (skin/op1-icon.png)
  skin/classic/op1/opquast.png         (skin/opquast.png)
  skin/classic/op1/op1.css             (skin/op1.css)