Ztech

i have a 2000 ford focus zx3 turbocharged and a 1995 honda civic dx and i want to install a ignition killswitch, people who know how to do it are expensive and im a lil short of money and want to doit myself i have installed alarms but this type of kill switch dont ,does any one know and could tell me how? i want to turn on my defroster or my high beams so that the car starts and that way be the only one who knows about it could it be possible to do it?