var temp1;
function incomeForm(form)
{
		if (form.yourIncome.value == "")
		
        form.yourIncome.value = 0;
		
    if (form.spouseIncome.value == "")
	
        form.spouseIncome.value = 0;
		
    if (form.savingAccount.value == "")
	
        form.savingAccount.value = 0;
		
    if (form.investShares.value == "" )
	
        form.investShares.value = 0;
		
    if (form.other.value == "")
	
        form.other.value = 0;
	
    temp1 = eval(form.yourIncome.value) + eval(form.spouseIncome.value) +
    eval(form.savingAccount.value) + eval(form.investShares.value) + eval(form.other.value);
    form.totalIncome.value = temp1;
    if (form.yourIncome.value == 0)
	
        form.yourIncome.value = "";
		
    if (form.spouseIncome.value == 0)
	
        form.spouseIncome.value = "";
		
    if (form.savingAccount.value == 0)
	
        form.savingAccount.value = "";
		
 if (form.investShares.value == 0 )
 
        form.investShares.value = "";
		
    if (form.other.value == 0)
	
        form.other.value = "";
		
}
function monthlyExpenditure(form)
{
    if (form.food.value == "")
	
        form.food.value = 0;
		
    if (form.doctor.value == "")
	
        form.doctor.value = 0;
		
    if (form.clothing.value == "")
	
        form.clothing.value = 0;
		
    if (form.dentist.value == "")
	
        form.dentist.value = 0;
		
    if (form.rent.value == "")
	
        form.rent.value = 0;
		
    if (form.physio.value == "")
	
	  form.physio.value = 0;
	  
    if (form.electricity.value == "")
	
        form.electricity.value = 0;
		
    if (form.chemist.value == "")
	
        form.chemist.value = 0;
		
    if (form.phone.value == "")
	
        form.phone.value = 0;
		
    if (form.gas.value == "")
	
        form.gas.value = 0;
		
    if (form.medical.value == "")
	
        form.medical.value = 0;
		
    if (form.homeContents.value == "")
	
        form.homeContents.value = 0;
		
    if (form.otherHousehold.value == "")
	
        form.otherHousehold.value = 0;
		
    if (form.life.value == "")
	
        form.life.value = 0;
		
    if (form.creditCard.value == "")
	
     form.creditCard.value = 0;
	 
    if (form.barber.value == "")
	
        form.barber.value = 0;
		
    if (form.hire.value == "")
	
        form.hire.value = 0;
		
		if (form.personalLoan.value == "")
		
        form.personalLoan.value = 0;
		
   if (form.entertainment.value == "")
   
        form.entertainment.value = 0;
		
    if (form.otherMonthly.value == "")
	
        form.otherMonthly.value = 0;
		
    if (form.children.value == "")
	
	     form.children.value = 0;
		 
   if (form.other.value == "")
   
    form.other.value = 0;
	
    if (form.leisure.value == "")
	
        form.leisure.value = 0;
		
    if (form.carLoan.value == "")
	
        form.carLoan.value = 0;
		
    if (form.subscription.value == "")
	
        form.subscription.value = 0;
		
    if (form.petrol.value == "")
	
        form.petrol.value = 0;
		
    if (form.rego.value == "")
	
        form.rego.value = 0;
		
    if (form.carInsurance.value == "")
	
        form.carInsurance.value = 0;
	
    if (form.publicTransport.value == "")
	
        form.publicTransport.value = 0;
 if (form.totalMonthly.value == "")
   form.totalMonthly.value = 0;
   form.totalMonthly.value =
    eval(form.food.value) +
    eval(form.doctor.value) +
     eval(form.clothing.value) +
      eval(form.dentist.value) +
	        eval(form.rent.value) +
       eval(form.physio.value) +
       eval(form.electricity.value) +
        eval(form.chemist.value) +
       eval(form.phone.value) +
     eval(form.gas.value) +
      eval(form.medical.value) +
	  eval(form.homeContents.value) +
     eval(form.otherHousehold.value) +
      eval(form.life.value) +
      eval(form.creditCard.value) +
     eval(form.barber.value) +
      eval(form.hire.value) +
      eval(form.personalLoan.value) +
    eval(form.entertainment.value) +
     eval(form.otherMonthly.value) +
     eval(form.children.value) +
      eval(form.other.value) +
     eval(form.leisure.value) +
      eval(form.carLoan.value) +
      eval(form.subscription.value) +
       eval(form.petrol.value) +
      eval(form.rego.value) +
      eval(form.carInsurance.value) +
       eval(form.publicTransport.value);
    form.totalIncome.value = temp1;
   form.maxTotal.value = eval(form.totalIncome.value) - eval(form.totalMonthly.value);
   form.maxTotal.value = eval(form.maxTotal.value);
   form.totalMonthly.value = eval(form.totalMonthly.value);
  form.totalIncome.value = eval(temp1);
  if (form.food.value == 0)
      form.food.value = "";
   if (form.doctor.value == 0)
      form.doctor.value = "";
  if (form.clothing.value == 0)
      form.clothing.value = "";
  if (form.dentist.value == 0)
    form.dentist.value = "";
 if (form.rent.value == 0)
     form.rent.value = "";
  if (form.physio.value == 0)
     form.physio.value = "";
   if (form.electricity.value == 0)
      form.electricity.value = "";
  if (form.chemist.value == 0)
     form.chemist.value = "";
  if (form.phone.value == 0)
      form.phone.value = "";
  if (form.gas.value == 0)
      form.gas.value = "";
    if (form.medical.value == 0)
       form.medical.value = "";
   if (form.homeContents.value == 0)
       form.homeContents.value = "";
 if (form.otherHousehold.value == 0)
    form.otherHousehold.value = "";
  if (form.life.value == 0)
      form.life.value = "";
   if (form.creditCard.value == 0)
      form.creditCard.value = "";
 if (form.barber.value == 0)
  form.barber.value = "";
  if (form.hire.value == 0)
   form.hire.value = "";
  if (form.personalLoan.value == 0)
 form.personalLoan.value = "";
 if (form.entertainment.value == 0)
    form.entertainment.value = "";
 if (form.otherMonthly.value == 0)
     form.otherMonthly.value = "";
 if (form.children.value == 0)
 form.children.value = "";
  if (form.other.value == 0)
    form.other.value = "";
  if (form.leisure.value == 0)
      form.leisure.value = "";
  if (form.carLoan.value == 0)
     form.carLoan.value = "";
  if (form.subscription.value == 0)
    form.subscription.value = "";
  if (form.petrol.value == 0)
    form.petrol.value = "";
  if (form.rego.value == 0)
     form.rego.value = "";
  if (form.carInsurance.value == 0)
      form.carInsurance.value = "";
  if (form.publicTransport.value == 0)
     form.publicTransport.value = "";

}

function clearForm1(form)

{
    form.yourIncome.value = "";
  form.spouseIncome.value = "";
  form.totalIncome.value = "";
  form.savingAccount.value = "";
  form.investShares.value = "";
  form.other.value = "";
}

function clearForm2(form)
{
        form.food.value = "";
    form.doctor.value = "";
    form.clothing.value = "";
   form.dentist.value = "";
    form.rent.value = "";
   form.physio.value = "";
   form.electricity.value = "";
   form.chemist.value = "";
      form.phone.value = "";
      form.gas.value = "";
     form.medical.value = "";
        form.homeContents.value = "";
      form.otherHousehold.value = "";
     form.life.value = "";
     form.creditCard.value = "";
    form.barber.value = "";
    form.hire.value = "";
   form.personalLoan.value = "";
    form.entertainment.value = "";
    form.otherMonthly.value = "";
   form.children.value = "";
   form.other.value = "";
    form.leisure.value = "";
   form.carLoan.value = "";
    form.subscription.value = "";
   form.petrol.value = "";
    form.rego.value = "";
     form.carInsurance.value = "";
     form.publicTransport.value = "";
   form.totalMonthly.value = "";
   form.totalIncome.value = "";
   form.maxTotal.value = "";

}



function computeForm(form)
{
    if (form.property.value == null || form.property.value.length == 0)
    	form.property.value = 0;
    if (form.amount.value == null || form.amount.value.length == 0)
        form.amount.value = 0;

    form.nswStampDuty.value = 0;
    
    form.nswStampDuty2.value = 0;

    form.nswTransfer.value = 0;


    var tempAmount = form.amount.value;
    var tempProperty = form.property.value;


	if (form.amount.value >0 && form.amount.value <= 16000)
	    form.nswStampDuty.value = 5;
    if (form.amount.value > 16000) 
	{
         tempAmount = (tempAmount - 16000) / 1000;
         for (var i=0, k=1; tempAmount >i && tempAmount > k ; i++, k++);
         form.nswStampDuty.value = (k * 4) + 5;
	}             

	if (form.property.value >0 && form.property.value <= 14000) 
	{  
	    tempProperty = (tempProperty / 100);
        for (var i=0, k=1; tempProperty >i && tempProperty > k ; i++, k++);
        form.nswStampDuty2.value = eval(form.nswStampDuty2.value) + (k * 1.25);
    }

    if (form.property.value > 14000 && form.property.value <= 30000) 
	{
	    tempProperty = (tempProperty - 14000) / 100;
	    for (var i=0, k=1; tempProperty >i && tempProperty > k ; i++, k++);
        form.nswStampDuty2.value = eval(form.nswStampDuty2.value) + (k * 1.5) + 175;
     }

    if (form.property.value > 30000 && form.property.value <= 80000) 
	{
		tempProperty = (tempProperty - 30000) / 100;
	    for (var i=0, k=1; tempProperty >i && tempProperty > k ; i++, k++);
        form.nswStampDuty2.value = eval(form.nswStampDuty2.value) + (k * 1.75) + 415;
    }

    if (form.property.value > 80000 && form.property.value <= 300000) 
	{
    	tempProperty = (tempProperty - 80000) / 100;
        for (var i=0, k=1; tempProperty >i && tempProperty > k ; i++, k++);
        form.nswStampDuty2.value = eval(form.nswStampDuty2.value) + (k * 3.5) + 1290;
     }

    if (form.property.value > 300000 && form.property.value <= 1000000) 
	{
    	tempProperty = (tempProperty - 300000) / 100;
    	for (var i=0, k=1; tempProperty >i && tempProperty > k ; i++, k++);
    	form.nswStampDuty2.value = eval(form.nswStampDuty2.value) + (k * 4.5) + 8990;
    }            
	if (form.property.value > 1000000) 
	 {
    	tempProperty = (tempProperty - 1000000) / 100;
    	for (var i=0, k=1; tempProperty >i && tempProperty > k ; i++, k++);
    	form.nswStampDuty2.value = eval(form.nswStampDuty2.value) + (k * 5.5) + 40490;
    }             


	form.nswTransfer.value = 56;


	form.nswTotalDuty.value = eval(form.nswStampDuty.value) + eval(form.nswStampDuty2.value)
            	+ eval(form.nswTransfer.value);




	form.nswStampDuty.value = format(round(form.nswStampDuty.value));


	form.nswStampDuty2.value = format(round(form.nswStampDuty2.value));


	form.nswTotalDuty.value = format(round(form.nswTotalDuty.value));



	form.nswTransfer.value = format(round(form.nswTransfer.value));
	
}





function format(number)
{
	if (number.length > 9 && number.length <= 12) 
	{
	   number = (number.substring(0,number.length-9) + 
	   "," + number.substring(number.length-9,number.length-6) +
	   "," + number.substring(number.length-6,number.length));
	   return number;
	}

	if (number.length > 6 && number.length <= 9) 
	{
   		number = (number.substring(0,number.length-6) + 
   		"," + (number.substring(number.length-6,number.length)));
   		return number;
   	}
	return number;
}


function round(number)   
{
	var dollars = Math.floor(number);
	for (var decimalAt = 0; decimalAt < number.length; decimalAt++) 
	{
   		if (number.charAt(decimalAt)==".")
 		break;
	}
	var cents = "" + Math.round(number * 100);
	cents = cents.substring(cents.length-2, cents.length);
	dollars += ((number.charAt(decimalAt+2)=="9")&&(cents=="00"))? 1 : 0;
	return (dollars + "." + cents)
}


function clearForm(form)
{
	form.amount.value = "";
	form.property.value = "";
}