Kanex Group has released a Universal Binary of QuickPopup, a utility for securely exchanging pop-up messages over a LAN without connecting to the Internet. Version 4.5, which is free for existing users, requires Mac OS X v10.0, a G3, G4, G5 or Intel processor, and a LAN with AppleTalk or TCP/IP enabled. Pricing is US$25, with discounts available for site licenses and schools.