//var hide_empty_list=true; //uncomment this line to hide empty selection lists

var disable_empty_list=true; //uncomment this line to disable empty selection lists

addListGroup("vehicles", "car-makers");

addOption("car-makers", "Select a maker", "", "", 1); //Empty starter option
addList("car-makers", "Acura", "Acura", "Acura");
addList("car-makers", "Aston Martin", "Aston Martin", "Aston Martin");
addList("car-makers", "Audi", "Audi", "Audi");
addList("car-makers", "Bentley", "Bentley", "Bentley");
addList("car-makers", "BMW", "BMW", "BMW");
addList("car-makers", "Bugatti", "Bugatti", "Bugatti");
addList("car-makers", "Buick", "Buick", "Buick");
addList("car-makers", "Cadillac", "Cadillac", "Cadillac");
addList("car-makers", "Chevrolet", "Chevrolet", "Chevrolet");
addList("car-makers", "Chrysler", "Chrysler", "Chrysler");
addList("car-makers", "Doge", "Doge", "Doge");
addList("car-makers", "Ferrari", "Ferrari", "Ferrari");
addList("car-makers", "Ford", "Ford", "Ford");
addList("car-makers", "GMC", "GMC", "GMC");
addList("car-makers", "Honda", "Honda", "Honda");
addList("car-makers", "HUMMER", "HUMMER", "HUMMER");
addList("car-makers", "Hyundai", "Hyundai", "Hyundai");
addList("car-makers", "Infiniti", "Infiniti", "Infiniti");
addList("car-makers", "Isuzu", "Isuzu", "Isuzu");
addList("car-makers", "Jaquar", "Jaquar", "Jaquar");
addList("car-makers", "Jeep", "Jeep", "Jeep");
addList("car-makers", "Kia", "Kia", "Kia");
addList("car-makers", "Lamborghini", "Lamborghini", "Lamborghini");
addList("car-makers", "Land Rover", "Land Rover", "Land Rover");
addList("car-makers", "Lexus", "Lexus", "Lexus");
addList("car-makers", "Lincoln", "Lincoln", "Lincoln");
addList("car-makers", "Lotus", "Lotus", "Lotus");
addList("car-makers", "Maserati", "Maserati", "Maserati");
addList("car-makers", "Maybach", "Maybach", "Maybach");
addList("car-makers", "Mazda", "Mazda", "Mazda");
addList("car-makers", "Mercedes", "Mercedes", "Mercedes");
addList("car-makers", "Mercury", "Mercury", "Mercury");
addList("car-makers", "MINI", "MINI", "MINI");
addList("car-makers", "Mitsubishi", "Mitsubishi", "Mitsubishi");
addList("car-makers", "Nissan", "Nissan", "Nissan");
addList("car-makers", "Panoz", "Panoz", "Panoz");
addList("car-makers", "Pontiac", "Pontiac", "Pontiac");
addList("car-makers", "Porsche", "Porsche", "Porsche");
addList("car-makers", "Rolls-Royce", "Rolls-Royce", "Rolls-Royce");
addList("car-makers", "Saab", "Saab", "Saab");
addList("car-makers", "Saturn", "Saturn", "Saturn");
addList("car-makers", "Scion", "Scion", "Scion");
addList("car-makers", "Smart", "Smart", "Smart");
addList("car-makers", "Subaru", "Subaru", "Subaru");
addList("car-makers", "Suzuki", "Suzuki", "Suzuki");
addList("car-makers", "Toyota", "Toyota", "Toyota");
addList("car-makers", "Volvo", "Volvo", "Volvo");


addOption("Acura", "Select vehicle type", "", "", 1); //Empty starter option
addList("Acura", "Cars", "car", "Acura-Cars");
addList("Acura", "SUVs/Van", "suv", "Acura-SUVs/Van");

addOption("Acura-Cars", "Select a model", "");
addOption("Acura-Cars", "xxxx");
addOption("Acura-Cars", "xxxx", "xxxx", 1);
addOption("Acura-Cars", "xxxx", "xxxx");
addOption("Acura-Cars", "xxxx", "xxxx");

addOption("Acura-SUVs/Van", "Select a model", "");
addOption("Acura-SUVs/Van", "Town & Country", "Town & Country");
addOption("Acura-SUVs/Van", "Voyager", "Voyager");

addOption("Chrysler", "Select vehicle type", "", "", 1); //Empty starter option
addList("Chrysler", "Cars", "car", "Chrysler-Cars");
addList("Chrysler", "SUVs/Van", "suv", "Chrysler-SUVs/Van");

addOption("Chrysler-Cars", "Select a model", "");
addOption("Chrysler-Cars", "300M", "300M");
addOption("Chrysler-Cars", "PT Cruiser", "PT Cruiser", 1);
addOption("Chrysler-Cars", "Concorde", "Concorde");
addOption("Chrysler-Cars", "Sebring Coupe", "Sebring Coupe");

addOption("Chrysler-SUVs/Van", "Select a model", "");
addOption("Chrysler-SUVs/Van", "Town & Country", "Town & Country");
addOption("Chrysler-SUVs/Van", "Voyager", "Voyager");