Andrea - thanks, but how can I access the panels from a child panel within the 
component hierarchy of a page without having to put them in the constructor of 
each child panel?

best regards,
Chris

> Am 02.02.2015 um 19:02 schrieb Andrea Del Bene <an.delb...@gmail.com>:
> 
> Changing visibility is less complex and if the result looks good I would go 
> for it.
>> Hi,
>> 
>> I would like to swap panels B and C when the user clicks on a certain div 
>> element in Subpanel Aa
>> 
>> The Page consists of following panels:
>> - Panel A > Subpanel Aa
>> - Panel B
>> - Panel C
>> 
>> How can I access the panels B and C and replace them or change their 
>> visibility from the WebMarkupContainer onEvent(AjaxRequestTarget target) 
>> method?
>> Is it better to replace them or change their visibility?
>> 
>> Subpanel Aa:
>> …
>> WebMarkupContainer div=new WebMarkupContainer(„item");
>> div.setOutputMarkupId(true);
>> div.add(new AjaxEventBehavior("onclick") {
>>     protected void onEvent(AjaxRequestTarget target) {
>> 
>> 
>>     }
>> });
>> ...
>> 
>> Thanks,
>> Chris
>> 
>> 
>> 
>> 
> 
> 
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