[thelist] iframe as big as necessary?

[Peter-Paul Koch]

>>>So is there any way I can specify that an iframe should be as big as it
>>>needs to be?
>
>>What you have to do is find the document.body.offsetHeight of the page in 
>>the iframe and set the height of the iframe to this value + a little bit 
>>more. This works fine.
>>
>>However, since the page in the iframe comes from another server you cannot 
>>read out the document.body.offsetHeight (or, in fact, anything else).
>
>Yes, but the page in iframe can read its own document.body.offsetHeight, 
>and call function in parent.
>
>if B's document you then have
>parent.set_iframe_size(document.body.offsetHeight);
>
>and in A you have function
>function set_iframe_size(iframe_height)
>{
>    iframe_height += 20;
>    document.getElementById('iframe_id').style.height = iframe_height;
>}
>
>I think that should do it.

Nope. Seen from page B, page A is from a different server, and therefore 
page B is not allowed to execute any of its functions.

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ppk, freelance web developer
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