<!-- You need a Java Enabled Browser to use the Crossover Calculator.
// COPYRIGHT © S.Westenskow 1997-2000 e-mail: XSSpl@hotmail.com ***
function butterWorth() {
	var brH = document.forms[0].elements[0].value
	var brL = document.forms[0].elements[1].value
	var  bf = document.forms[0].elements[2].value
	var bc1 = (.1125/(brH * bf)) * 1000000
	var bl1 = ((.2251 * brH)/ bf) * 1000
	var bc2 = (.1125/(brL * bf)) * 1000000
	var bl2 = ((.2251 * brL)/ bf) * 1000
valuebc1 = Math.round((bc1)*100)/100
	document.forms[0].elements[3].value=valuebc1
valuebl1 = Math.round((bl1)*100)/100
	document.forms[0].elements[4].value=valuebl1
valuebc2 = Math.round((bc2)*100)/100
	document.forms[0].elements[5].value=valuebc2
valuebl2 = Math.round((bl2)*100)/100
	document.forms[0].elements[6].value=valuebl2
}
// -->