Accessory vendor Macally introduced a handful of new accessories for Mac computers including several wireless input devices as well as two eco-conscious laptop stands. The new input devices include both Bluetooth and radio-frequency (RF) devices.The BTKey Wireless Bluetooth Keyboard for Mac is a full-size keyboard that uses low-profile scissor keys. It sells for $70. The $50 BTMouse2 Bluetooth Wireless Laser Mouse features three programmable buttons, a scroll wheel, and an 800-dpi laser sensor. Both of these