karl wrote:
> Matthias Berth wrote:
>> Hello,
>>
>>
>> can anyone tell me were to find the earliest available 3.9 alpha image?
>>
>> I want to identify the cause of the slowdown of browsers when you have
>> many of them opened.
>>   
> 
> Much of the slowdown is the pane resize handles from the look 
> enhancement. There is arguably a bug in Morph>>privateAddMorph: that 
> sometime adds submorphs to the top left corner of the screen instead of 
> to the
> top left corner of the owner morph. This causes massive screen redraws. 
> Also the adding of the pane resizes causes
> whole window redraws more frequently than before they were added.
> 
> Karl

Thanks, that's helpfull.
This can be visualized with Preferences / debug / debugShowDamage

Nicolas