var salaries = new Array(30000, 60000, 100000);
			var salariesId = new Array('salary1', 'salary2', 'salary3', 'salaryY');
			var sales = new Array(0, 0, 0);
			var salesId = new Array('sales1', 'sales2', 'sales3', 'salesY');
			var monthlyId = new Array('monthly1', 'monthly2', 'monthly3', 'monthlyY');
			var overId = new Array('over1', 'over2', 'over3', 'overY');
			var totalMonthlyId = new Array('totalMonthly1', 'totalMonthly2', 'totalMonthly3', 'totalMonthlyY');
			var hourlyCostId = new Array('hourlyCost1', 'hourlyCost2', 'hourlyCost3', 'hourlyCostY');
			var hourlyRevId = new Array('hourlyRev1', 'hourlyRev2', 'hourlyRev3', 'hourlyRevY');
			var totalHourlyId = new Array('totalHourly1', 'totalHourly2', 'totalHourly3', 'totalHourlyY');
			var downId = new Array('down1', 'down2', 'down3', 'downY');
			var monthlyCostId = new Array('monthlyCost1', 'monthlyCost2', 'monthlyCost3', 'monthlyCostY');
			var lifetimeId = new Array('lifetime1', 'lifetime2', 'lifetime3', 'lifetimeY');
			var hiddenId = new Array('hidden1', 'hidden2', 'hidden3', 'hiddenY');
			
			var NUMBER_OF_MONTHS = 12.0;
			var PERCENT_OVERHEAD_MONTHLY = .30;
			var HOURS_PER_MONTH = 130.0;
			var HOURS_PER_YEAR = 1560.0;
			var HOURS_OF_DOWNTIME = 3.0;
			var LIFTIME_OF_PC = 3.0;
			var TOTAL_COST_MULTIPLIER = 36.0;
			
			for (var i = 0; i < salaries.length; i++)
			{
				distValue(salaries[i], salariesId[i], true);
				distValue(sales[i], salesId[i], true);
				calculateAndDist(salaries[i], sales[i], i);
			}
			
			calculateInput(3);
			
			function calculateInput(index)
			{
				var salary = fixAmount(document.getElementById(salariesId[index]).value);
				var sales = fixAmount(document.getElementById(salesId[index]).value);
				if (isNaN(salary))
					salary = 0;
				if (isNaN(sales))
					sales = 0;
				salary = salary * 1.0;
				sales = sales * 1.0;
				document.getElementById(salariesId[index]).value = formatCurrency(salary);
				document.getElementById(salesId[index]).value = formatCurrency(sales);
				calculateAndDist(salary, sales, index);
				return false;
			}
			
			function calculateAndDist(salary, sales, index)
			{
				var values = doCalculation(salary, sales);
				distValue(values[0], monthlyId[index], true);
				distValue(values[1], overId[index], true);
				distValue(values[2], totalMonthlyId[index], true);
				distValue(values[3], hourlyCostId[index], true);
				distValue(values[4], hourlyRevId[index], true);
				distValue(values[5], totalHourlyId[index], true);
				distValue(values[6], downId[index], false);
				distValue(values[7], monthlyCostId[index], true);
				distValue(values[8], lifetimeId[index], false);
				distValue(values[9], hiddenId[index], true);
			}
			
			function doCalculation(salary, sales)
			{
				var monthlySalary = salary / NUMBER_OF_MONTHS;
				var monthlyOver = monthlySalary * PERCENT_OVERHEAD_MONTHLY;
				var totalMonthly = monthlySalary + monthlyOver;
				var hourlyCost = totalMonthly / HOURS_PER_MONTH;
				var hourlyRevenue = sales / HOURS_PER_YEAR;
				var totalHourlyValue = hourlyCost + hourlyRevenue;
				var hoursDown = HOURS_OF_DOWNTIME;
				var totalMonthlyCost = totalHourlyValue * hoursDown;
				var lifetimePC = LIFTIME_OF_PC;
				var totalHiddenCost = totalMonthlyCost * TOTAL_COST_MULTIPLIER;
				return new Array(monthlySalary, monthlyOver, totalMonthly, hourlyCost,
					hourlyRevenue, totalHourlyValue, hoursDown, totalMonthlyCost,
					lifetimePC, totalHiddenCost);
			}
			
			function distValue(amount, id, format)
			{
				if (format)
					document.getElementById(id).innerHTML = formatCurrency(amount);
				else
					document.getElementById(id).innerHTML = amount;
			}
			
			function valueRefresh(id)
			{
				document.getElementById(id).innerHTML = "<a onClick='javascript:calculateInput(3);' style='cursor:pointer; font-size:10px;'><u>Click To See<br>Total Cost</u></a>";
			}
			
			function formatCurrency(amount)
			{
				var newAmount = amount + '';
				var dollars = '';
				var pennies = '';
				var leftOver = '';
				if (newAmount.indexOf('.') >= 0)
				{
					dollars = newAmount.substr(0, newAmount.indexOf('.'));
					pennies = newAmount.substr(newAmount.indexOf('.') + 1);
				}
				else
				{
					dollars = amount + '';
					pennies = '00';
				}
				if (dollars.length > 3)
				{
					left = dollars;
					dollars = '';
					while (left.length > 3)
					{
						dollars = left.substr(left.length - 3); + dollars;
						left = left.substr(0, left.length - 3);
						if (left.length > 0)
							dollars = ',' + dollars;
					}
					if (left.length > 0)
						dollars = left + dollars;
				}
				if (pennies.length > 2)
				{
					pennies = (pennies.substr(0, 2) + '.' + pennies.substr(2)) * 1.0;
					pennies = Math.ceil(pennies) + '';
				}
				if (pennies.length == 1)
					pennies = pennies + '0';
				return '$' + dollars;
			}
			
			function fixAmount(amount)
			{
				var validChars = '0123456789.';
				var newAmount = '';
				for (var i = 0; i < amount.length; i++)
				{
					var c = amount.substr(i, 1);
					if (validChars.indexOf(c) >= 0)
						newAmount = newAmount + c;
				}
				return newAmount;
			}