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Groups > comp.lang.javascript > #31276

Re: restore window alert

Newsgroups comp.lang.javascript
Date 2016-09-07 18:00 -0700
References <toydnbeQVIupLk3KnZ2dnUU7-KXNnZ2d@westnet.com.au>
Message-ID <02e22c05-6ee4-4838-ade8-eeb2f61d8bd6@googlegroups.com> (permalink)
Subject Re: restore window alert
From "Michael Haufe (TNO)" <tno@thenewobjective.com>

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On Wednesday, September 7, 2016 at 7:39:31 PM UTC-5, Andrew Poulos wrote:
> A third party elearning output I'm required to modify has, in a giant 
> JavaScript file, overridden window.alert. The original value for 
> window.alert has not been stored.
> 
> I cannot modify the JavaScript file directly (each time the elearning is 
> published it recreates the file with whatever it deems necessary) so I 
> have to add a new file.
> 
> Any custom JavaScript I add can only go after their JavaScript.
> 
> Is there any way to reference the native window.alert once its been 
> overridden?

You can create an iframe and use the alert of that frame's contentWindow

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Thread

restore window alert Andrew Poulos <ap_prog@hotmail.com> - 2016-09-08 10:39 +1000
  Re: restore window alert "Michael Haufe (TNO)" <tno@thenewobjective.com> - 2016-09-07 18:00 -0700
  Re: restore window alert JJ <jj4public@vfemail.net> - 2016-09-08 18:47 +0700
    Re: restore window alert "Michael Haufe (TNO)" <tno@thenewobjective.com> - 2016-09-08 06:43 -0700
      Re: restore window alert Martin Honnen <martin.honnen@gmx.de> - 2016-09-08 16:32 +0200
        Re: restore window alert Andrew Poulos <ap_prog@hotmail.com> - 2016-09-09 14:49 +1000
          Re: restore window alert "Michael Haufe (TNO)" <tno@thenewobjective.com> - 2016-09-09 06:20 -0700
      Re: restore window alert Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-09-10 16:26 +0200
        Re: restore window alert Ram Tobolski <ramtob@gmail.com> - 2016-09-11 00:17 -0700
          Re: restore window alert Andrew Poulos <ap_prog@hotmail.com> - 2016-09-11 17:57 +1000
          Re: restore window alert Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-09-11 11:19 +0200
        Re: restore window alert Andrew Poulos <ap_prog@hotmail.com> - 2016-09-11 19:00 +1000
          Re: restore window alert Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-09-11 13:24 +0200

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