new visions

// Applied to: new top documents
// Not applied to: frames' documents; existing documents
attachTo: ["top"]
 
// Applied to: new frames' documents
// Not applied to: top documents; existing documents
attachTo: ["frames"]
 
// Applied to: new top and frames' documents
// Not applied to: existing documents
// NOTE: it's equivalent to omit `attachTo` option at all
attachTo: ["top", "frames"]
 
// Applied to: all top documents
// Not applied to: frames' documents
attachTo: ["top", "existing"]
 
// Applied to: all frames' documents
// Not applied to: top documents
attachTo: ["frames", "existing"]
 
// Applied to: all documents
attachTo: ["top", "frames", "existing"]