// JavaScript Document
function calcIt(amount){



if (amount.indexOf(",") > -1) {
	alert("Please do not use commas or decimal points in the form fields. Round all numbers to the nearest dollar.")
	return false
}

//figure out total income by adding the income fields together
document.form1.total_income.value = 
eval(document.form1.monthly_salary.value) + 
eval (document.form1.investment_income.value) + 
eval(document.form1.other_income.value)

//add all the expence fields together
document.form1.total_expenses.value =  
eval(document.form1.housing.value) + 
eval(document.form1.home_care.value) + 
eval(document.form1.electric.value) + 
eval(document.form1.gas_utilities.value) + 
eval(document.form1.water.value) + 
eval(document.form1.trash_service.value) + 
eval(document.form1.telephone.value) + 
eval(document.form1.cellular_service.value) + 
eval(document.form1.cable_television.value) + 
eval(document.form1.internet_access.value) + 
eval(document.form1.other_entertainment.value) + 
eval(document.form1.groceries.value) + 
eval(document.form1.dining_out.value) + 
eval(document.form1.other_food.value) + 
eval(document.form1.loans.value) + 
eval(document.form1.maintenance.value) + 
eval(document.form1.gas_auto.value) + 
eval(document.form1.other.value) + 
eval(document.form1.health.value) + 
eval(document.form1.auto.value) + 
eval(document.form1.home.value) + 
eval(document.form1.life.value) + 
eval(document.form1.other_insurance.value) + 
eval(document.form1.education.value) + 
eval(document.form1.credit_card_payments.value) + 
eval(document.form1.other_loans.value) + 
eval(document.form1.toiletries.value) + 
eval(document.form1.prescription_medication.value) + 
eval(document.form1.entertainment.value) + 
eval(document.form1.gym_memberships.value) + 
eval(document.form1.vacation_travel.value) + 
eval(document.form1.other_personal_care.value) + 
eval(document.form1.emergency_fund_savings.value) + 
eval(document.form1.other_savings.value) + 
eval(document.form1.miscellaneous.value)

// subtract expenses from income to figure out balance 
document.form1.balance.value = document.form1.total_income.value - document.form1.total_expenses.value

// round final values
document.form1.balance.value = Math.round(document.form1.balance.value * 100) / 100
document.form1.total_expenses.value = Math.round(document.form1.total_expenses.value * 100) / 100
document.form1.total_income.value = Math.round(document.form1.total_income.value * 100) / 100


	// if balance is less than 0 turn it red, if greater that or equal then turn it black
	if (document.form1.balance.value < 0){
	document.getElementById("balance").style.color="red";
	}
	if (document.form1.balance.value >= 0){
	document.getElementById("balance").style.color="green";
	}
}