//This function is for the calculator on DriverCalc
function CalcDrivers() {
	var total = 0;
	var B3 = parseInt(document.Calculator.numDrivers.value);
	if (isNaN (B3)){
		alert("Please enter numeric characters only");
		return false;
	}
	var B4 = parseInt(document.Calculator.pctNonDriveTime.value);
	if (isNaN (B4)){
		alert("Please enter numeric characters only");
		return false;
	}
	B4 = B4  * 0.01;
	var B5 = parseFloat(formatNumber(stringFilter(document.Calculator.driverEarnings), "#"));
	if (isNaN (B5)){
		alert("Please enter numeric characters only");
		return false;
	}
	var B6 = parseInt(document.Calculator.pctFringeBenefits.value);
	if (isNaN (B6)){
		alert("Please enter numeric characters only");
		return false;
	}
	B6 = B6  * 0.01;
	total = parseInt((((B3*B5)*B4)+(((B3*B5)*B4)*B6))*0.2);
	document.Calculator.totalSavings.value = formatNumber(total, "$,##0");
	document.Calculator.driverEarnings.value = formatNumber(B5, "$,##0");
}

//This function is for the calculator on WarehouseCalc
function CalcWarehouse() {
	var total = 0;
	var B3 = parseInt(document.Calculator.numFTEs.value);
	if (isNaN (B3)){
		alert("Please enter numeric characters only");
		return false;
	}
	var B4 = parseFloat(formatNumber(stringFilter(document.Calculator.HourlyRate), "#"));
	if (isNaN (B4)){
		alert("Please enter numeric characters only");
		return false;
	}
	var B5 = parseInt(document.Calculator.FringeBenefits.value);
	if (isNaN (B5)){
		alert("Please enter numeric characters only");
		return false;
	}
	B5 = B5  * 0.01;
	var B6 = parseInt(document.Calculator.pctOvertime.value);
	if (isNaN (B6)){
		alert("Please enter numeric characters only");
		return false;
	}
	B6 = B6  * 0.01;
	total = parseInt(((((B3*B4)+(B3*B4)*B5)*2000)+(((B3*B4)*1.5)*(2000*B6)))*0.2);
	document.Calculator.totalWarehouseSavings.value = formatNumber(total, "$,##0");
	document.Calculator.HourlyRate.value = formatNumber(B4, "$,##0");
}



 // CONSTANTS
var separator = ",";  // use comma as 000's separator
var decpoint = ".";  // use period as decimal point
var percent = "%";
var currency = "$";  // use dollar sign for currency

function formatNumber(number, format, print) {  // use: formatNumber(number, "format")
	if (print) document.write("formatNumber(" + number + ", \"" + format + "\")<br>");

	if (number - 0 != number) return null;  // if number is NaN return null
	var useSeparator = format.indexOf(separator) != -1;  // use separators in number
	var usePercent = format.indexOf(percent) != -1;  // convert output to percentage
	var useCurrency = format.indexOf(currency) != -1;  // use currency format
	var isNegative = (number < 0);
	number = Math.abs (number);
	if (usePercent) number *= 100;
	format = strip(format, separator + percent + currency);  // remove key characters
	number = "" + number;  // convert number input to string

	 // split input value into LHS and RHS using decpoint as divider
	var dec = number.indexOf(decpoint) != -1;
	var nleftEnd = (dec) ? number.substring(0, number.indexOf(".")) : number;
	var nrightEnd = (dec) ? number.substring(number.indexOf(".") + 1) : "";

	 // split format string into LHS and RHS using decpoint as divider
	dec = format.indexOf(decpoint) != -1;
	var sleftEnd = (dec) ? format.substring(0, format.indexOf(".")) : format;
	var srightEnd = (dec) ? format.substring(format.indexOf(".") + 1) : "";

	 // adjust decimal places by cropping or adding zeros to LHS of number
	if (srightEnd.length < nrightEnd.length) {
		var nextChar = nrightEnd.charAt(srightEnd.length) - 0;
		nrightEnd = nrightEnd.substring(0, srightEnd.length);
		if (nextChar >= 5) nrightEnd = "" + ((nrightEnd - 0) + 1);  // round up

// patch 
		while (srightEnd.length > nrightEnd.length) {
			nrightEnd = "0" + nrightEnd;
		}

		if (srightEnd.length < nrightEnd.length) {
			nrightEnd = nrightEnd.substring(1);
			nleftEnd = (nleftEnd - 0) + 1;
		}
	} else {
		for (var i=nrightEnd.length; srightEnd.length > nrightEnd.length; i++) {
			if (srightEnd.charAt(i) == "0") nrightEnd += "0";  // append zero to RHS of number
			else break;
		}
	}

	 // adjust leading zeros
	sleftEnd = strip(sleftEnd, "#");  // remove hashes from LHS of format
	while (sleftEnd.length > nleftEnd.length) {
		nleftEnd = "0" + nleftEnd;  // prepend zero to LHS of number
	}

	if (useSeparator) nleftEnd = separate(nleftEnd, separator);  // add separator
	var output = nleftEnd + ((nrightEnd != "") ? "." + nrightEnd : "");  // combine parts
	output = ((useCurrency) ? currency : "") + output + ((usePercent) ? percent : "");
	if (isNegative) {
		// patch 
		output = (useCurrency) ? "(" + output + ")" : "-" + output;
	}
	return output;
}

function strip(input, chars) {  // strip all characters in 'chars' from input
	var output = "";  // initialise output string
	for (var i=0; i < input.length; i++)
		if (chars.indexOf(input.charAt(i)) == -1)
			output += input.charAt(i);
	return output;
}

function separate(input, separator) {  // format input using 'separator' to mark 000's
	input = "" + input;
	var output = "";  // initialise output string
	for (var i=0; i < input.length; i++) {
		if (i != 0 && (input.length - i) % 3 == 0) output += separator;
		output += input.charAt(i);
	}
	return output;
}

<!-- Original:  Ryan A. Somma (ryan@waygate.com) -->
<!-- Web Site:  http://www.waygate.com -->


<!-- Begin
function stringFilter (input) {
var s = input.value;
filteredValues = "$,";     // Characters stripped out
var i;
var returnString = "";
for (i = 0; i < s.length; i++) {  // Search through string and append to unfiltered values to returnString.
var c = s.charAt(i);
if (filteredValues.indexOf(c) == -1) returnString += c;
}
input.value = returnString;
return returnString;
}
//  End -->