// JavaScript Document
calc = function(prodNum) {
	var total = prices[0];
	total += (document.getElementById("doorswitch").value * prices[1]);
	total += (document.getElementById("passiveir").value * prices[2]);
	total += (document.getElementById("vibration").value * prices[3]);
	total += (document.getElementById("keyfob").value * prices[4]);
	total += (document.getElementById("impact").value * prices[5]);
	total += (document.getElementById("communicator").value * prices[6]);
	total += (document.getElementById("linebox").value * prices[7]);

	document.getElementById("Total_Cost").innerHTML = ""+total+".00";
}