Using Chrome Extension contextMenu, how to open a small view right next to the context menu on click? -

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this question has couple bits it. want make context menu behave sidebar pops out box html.

  1. get height , location of users context menu?
  2. open interactable html view next menu without closing menu?
  3. close both menu , popout on off-click.

so user can right click on page,

enter image description here

and click contextmenu item open page can hold html enter image description here


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