Re: Revisiting the persisting of attributes on thecombo_box widget

>>no need to cloneNode().
>>whether a Node instance is an orphan in the DOM has no relation to whether
>>there are js objects with pointers to it.
> 
> 
> My primary concern would be in content-loader content in which the source 
> document is removed. I don't know that every browser will handle this 
> situation well. cloneNode() seems safer.

AFAIK, it is not supported to call cloneNode() on an iframe element,
at least on IE.
And cloneNode in general seems to have uncertain reliability
in the face of cross-domain "security" policies.

So there may in fact be more dragons in the content-loader case
with cloneNode, than not.

-mda



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