Right click Computer, click on Change Settings on the right side of the page, then when the next menu opens click Change (where it says "To rename this computer click Change").
Computer type PC/Desktop System Manufacturer/Model Number Self build OS Windows 7 Home Premium CPU Intel Core i5 3550 Motherboard ASUS P8Z77-V LX (LGA1155) Memory Corsair Vengeance DDR3 16GB Graphics Card Asus Radeon HD 6670 Monitor(s) Displays Hanns-G 23.6", Acer 17" Screen Resolution 1920x1080, 1440x900
I'm an idiot. Problem was that we were trying to change the case of the name to all lowercase, and it wasn't seeing the change to lowercase as an actual change, so it wouldn't let me 'OK" out...