You don't need to script, for general stuff. Just find the script in the scriptbank folder. AI is in there , Door and switch scripts are in there, Dynamic light control. Bunches of other in the scripting section for free, or there are scripts on the store you can purchase.
Intel(R) Core(TM)2 Quad CPU Q6600 @ 2.40GHz, 2400 Mhz, 4 Core(s), 4 Logical Processor(s), 8gb RAM, Nvidia gtx660, Windows 7 Pro 64bit, Screen resolution 1680 x 1050.