dialog (alert/confirm/prompt) block whole window

By design Issue #12154827


John J.
May 27, 2017
This issue is public.
Found in
  • Microsoft Edge
  • Internet Explorer
  • Safari
Reported by 1 person

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Steps to reproduce


Dialog block whole browser window, tab bar and URL bar are not usable.
User can not close tab when alert dialog is open.


Dialog block its container page only, tab bar and URL bar are usable.
User can close tab when alert dialog is open.
(be like Firefox)

Spec. quote Killing scripts
User agents are encouraged to allow users to disable scripting whenever the user is prompted either by a script (e.g. using the window.alert() API) or because of a script’s actions (e.g. because it has exceeded a time limit).


Comments and activity

  • Microsoft Edge Team

    Changed Assigned To to “James M.”

    Changed Assigned To to “Bogdan B.”

    Changed Status to “By design”

  • Thanks for your report! This as you can imagine a known issue. Currently this is by design, but changing this design is under consideration.

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