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Re: iframe scrolled by how much

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Andrew Poulos wrote on 02 mei 2013 in comp.lang.javascript:

> On 2/05/2013 9:58 PM, Evertjan. wrote:
>> Andrew Poulos wrote on 02 mei 2013 in comp.lang.javascript:
>>
>>> If I get a reference to an iframe using
>>>     var myfrm = document.getElementsByTagName("iframe")[0];
>>> how do I get the scrollLeft and Top of the iframe?
>>
>> function showScrollTop() {
>>      var frm = document.getElementsByTagName("iframe")[0];
>>      frm = (frm.contentWindow || frm.contentDocument);
>>      frm = (frm.document || frm);
/***/
>>      alert('Top: ' + frm.body.scrollTop+'px');
>>      alert('Left: ' + frm.body.scrollLeft+'px');
>> };
>>
>> Works only in same domain, so also not local [without localhost ?].
> 
> To get IE9 to return anything but 0 I had to use documentElement:
>     window.alert('Top: ' + frm.documentElement.scrollTop + 'px');

> Does it mean that the possible permutations are
> 
> document.gEBTN("iframe")[0].contentWindow.document.body
> document.gEBTN("iframe")[0].contentWindow.document.documentElement
> document.gEBTN("iframe")[0].contentDocument.body
> document.gEBTN("iframe")[0].contentDocument.documentElement

I could test that out, but so could you, methinks.

perhaps you could try to add here /***/:

frm = (frm.documentElement || frm);

-- 
Evertjan.
The Netherlands.
(Please change the x'es to dots in my emailaddress)

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Thread

iframe scrolled by how much Andrew Poulos <ap_prog@hotmail.com> - 2013-05-02 18:08 +1000
  Re: iframe scrolled by how much "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2013-05-02 13:58 +0200
    Re: iframe scrolled by how much Andrew Poulos <ap_prog@hotmail.com> - 2013-05-02 22:39 +1000
      Re: iframe scrolled by how much "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2013-05-02 14:48 +0200
        Re: iframe scrolled by how much Andrew Poulos <ap_prog@hotmail.com> - 2013-05-03 08:32 +1000
          Re: iframe scrolled by how much "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2013-05-03 08:38 +0200
      Re: iframe scrolled by how much Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2013-05-02 21:20 +0200

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