// w = a x v
	// kva = a x v x 1.732
	// convert kva to watts = kva x .8
	// convert watts to kva = watts / .8
	// ac = 120
	// a = amps
	// v = voltage
	
	/*
	    // convert kva to watts = kva x .8 should be:   kVA x 1000 = Watts
    // convert watts to kva = watts / .8  should be: Watts / 1000 = kVA

and they should be titled: (Convert kVA to W; Convert W to kVA)?

Convert HP to kW  
50HP (User enters HP used)
0.746 Formula HP x .746 = kW
37.3 kW

Convert kW to HP  
10kW (User enters watts used)
1.34048 Formulak W x 1.34048 = HP
13.4048 HP

	*/


function CalcWattsFromKw(form) {
    
	if ( form.kilowatts.value == "" ) {
		alert("Kilowatts are required for calculation.");
	}

	watts = "0";
	watts = form.kilowatts.value * 1000;
	form.watts.value = watts; 
	return;
	}

function CalcKwFromWatts(form) {
    
	if ( form.watts.value == "" ) {
		alert("Watts are required for calculation.");
	}

	kilowatts = "0";
	kilowatts = form.watts.value / 1000;
	form.kilowatts.value = kilowatts; 
	return;
	}


function ConvertKVA(form) {
    
	if ( form.kva.value == "" ) {
		alert("kVA is required for calculation.");
	}

	kva = "0";
	kW = "0";
	kW = form.kva.value * .8;
	form.kW.value = kW; 
	return;
	}

function ConvertKilowatts(form) {
    
	if ( form.kilowatts.value == "" ) {
		alert("Kilowatts are required for calculation.");
	}

	 kva = "0";
	kilowatts = "0";
	kva = form.kilowatts.value / .8;
	form.kva.value = kva; 
	return;
	}

function Convert_HP_kW(form) {
    
	if ( form.HP.value == "" ) {
		alert("Horsepower is required for calculation.");
	}

	kW = "0";
	kW = form.HP.value * 0.746;
	form.kW.value = kW;
	return;
	}
	
function Convert_kW_HP(form) {
    
	if ( form.kW.value == "" ) {
		alert("Kilowatts are required for calculation.");
	}

	HP = "0";
	HP = form.kW.value * 1.34048;
	form.HP.value = HP;
	return;
	}	

function ConvertWattsToAmpsSinglePhase(form) {
    
	if ( form.watts.value == "" ) {
		alert("Watts are required for calculation.");
	}
	
		if ( form.voltage.value == "" ) {
		alert("A Single Phase Voltage is required for calculation.");
	}


	amps = "0";
	amps = form.watts.value / form.voltage.value;
	form.amps.value = amps;
	return;
	}

function ConvertWattsToAmpsThreePhase(form) {
    
	if ( form.watts.value == "" ) {
		alert("Watts are required for calculation.");
	}
	
		if ( form.voltage.value == "" ) {
		alert("A Single Phase Voltage is required for calculation.");
	}


	amps = "0";
	amps = form.watts.value / form.voltage.value / 1.732 / .8;
	form.amps.value = amps;
	return;
	}

function ConvertAmpsToWattsSinglePhase(form) {
    
	if ( form.amps.value == "" ) {
		alert("Amps are required for calculation.");
	}
	
		if ( form.voltage.value == "" ) {
		alert("A Single Phase Voltage is required for calculation.");
	}


	watts = "0";
	watts = form.amps.value * form.voltage.value;
	form.watts.value = watts; //Math.round(watts)
	return;
	}

function ConvertAmpsToWattsThreePhase(form) {
    
	if ( form.amps.value == "" ) {
		alert("Amps are required for calculation.");
	}
	
		if ( form.voltage.value == "" ) {
		alert("A Single Phase Voltage is required for calculation.");
	}


	watts = "0";
	watts = form.amps.value * form.voltage.value * 1.732 * .8;
	form.watts.value = watts;
	return;
	}