<!-- You need a Java Enabled Browser to use the Impedance/Resistance Calculator.
// COPYRIGHT © S.Westenskow 1998-2000 e-mail: XSSpl@hotmail.com ***
function impedCalc() {
	var e = document.forms[0].elements[3].value
	var i = document.forms[0].elements[4].value
	var p = document.forms[0].elements[5].value
	if (document.forms[0].elements[0].checked){r = p/(Math.pow(i, 2))}
	else {
	if (document.forms[0].elements[1].checked){r = (Math.pow(e, 2))/p}
	else {r = e/i}}
	valuer = Math.round((r)*1000)/1000
	document.forms[0].elements[6].value=valuer
}
// -->