Lock Screen on preOpenCard

[John Dixon]

Yes Ender, it is...

> Date: Thu, 13 Feb 2014 18:19:35 +0200
> From: endernafi at keehuna.com
> To: use-livecode at lists.runrev.com
> Subject: Lock Screen on preOpenCard

> It came to my mind that the latter may be pointless,
> former lock/unlock may encapsulate the second, hence the **pre**OpenCard.
> 
> The lock/unlock of the second card’s preOpenCard handler is redundant, isn’t it?
> 
> Thanks,
> ~ Ender