function PopUpPrint () {
	var input_string = "";
	if (CalQualAmt()) {
		input_string = "loanqualifier_calc_displaycertificate_frame.asp";
		input_string = input_string + "?IncOne=" +  document.getElementById('qualify').IncOne.value;
		input_string = input_string + "&IncTwo=" +  document.getElementById('qualify').IncTwo.value;
		input_string = input_string + "&OthInc=" +  document.getElementById('qualify').OthInc.value;
		input_string = input_string + "&RentInc=" +  document.getElementById('qualify').RentInc.value;
		input_string = input_string + "&income1=" +  document.getElementById('qualify').income1.options[ document.getElementById('qualify').income1.selectedIndex].text;
		input_string = input_string + "&income2=" +  document.getElementById('qualify').income2.options[ document.getElementById('qualify').income2.selectedIndex].text;
		input_string = input_string + "&incomeother=" +  document.getElementById('qualify').incomeother.options[ document.getElementById('qualify').incomeother.selectedIndex].text;
		input_string = input_string + "&incomerental=" +  document.getElementById('qualify').incomerental.options[ document.getElementById('qualify').incomerental.selectedIndex].text;
		input_string = input_string + "&Applicants=" + returnRadioValue( document.getElementById('qualify').Applicants);
		input_string = input_string + "&HomeLoan=" +  document.getElementById('qualify').HomeLoan.value;
		input_string = input_string + "&OthLoan=" +  document.getElementById('qualify').OthLoan.value;
		input_string = input_string + "&CardLim=" +  document.getElementById('qualify').CardLim.value;
		input_string = input_string + "&NumbDep=" +  document.getElementById('qualify').NumbDep.value;
		input_string = input_string + "&IntRate=" +  document.getElementById('qualify').IntRate.value;
		input_string = input_string + "&TermYear=" +  document.getElementById('qualify').TermYear.value;
		input_string = input_string + "&TermMonth=" +  document.getElementById('qualify').TermMonth.value;
		input_string = input_string + "&LoanAmt=" +  document.getElementById('qualify').LoanAmt.value;
		input_string = input_string + "&loanType=" + returnRadioValue( document.getElementById('qualify').loanType);
		
		window.open(input_string,'certificate','width=640,height=600,scrollbars=yes,resizable=yes,screenX=0,screenY=0,left=0,top=0');
	}
}


function returnRadioValue(sFieldName) {
	var cFields = sFieldName;

	for (x = 0; x < cFields.length; x++) {
		if (cFields[x].checked) {
			return cFields[x].value;
			break;
		}
	}

	return null;
}


function checkEnter(pfield, pname) {
    var field = pfield.value
    var msg
    var status = true

    if (field.length == 0) {
        msg = "le champ '" + pname + "' doit être écrit."
        alert(msg)
        status = false
    }

    return status
}

function checkNumberofApplicants(pfield, pname) {
    var field = returnRadioValue(pfield)
    var msg
    var status = true

    if ((field == 2) && ( document.getElementById('qualify').IncTwo.value.length==0)) {
        msg = "Vous êtes entrés dans le joint pour le numéro des demandeurs.  Le champ du revenu 2 doit être écrit."
        alert(msg)
        status = false
    }

    if ((field == 1) && (ParseDollar( document.getElementById('qualify').IncTwo.value)>0)) {
        msg = "Vous êtes entrés dans simple pour le numéro des demandeurs.  Le champ du revenu 2 ne peut pas être écrit."
        alert(msg)
        status = false
    }

    return status
}


function checkLoanType(pfield) {
    var field = returnRadioValue(pfield)
    var msg
    var status = true

    if (field == "Home") {
		 document.getElementById('qualify').IntRate.value = "8.16"
		ACF=10 // Account Keeping Fee
		fixedInterestRate = false    //sets the intrest rate text box to a free form box
        status = false
    }

    if (field == "Personal") {
         document.getElementById('qualify').IntRate.value = "12.95"
		ACF=0 // Account Keeping Fee
		fixedInterestRate = false  //sets the intrest rate text box to a free form box
        status = false
    }

    return status
}


function checkIfFixInterestRateApplies() {
	if (fixedInterestRate == true) {  // remove focus
		 document.getElementById('qualify').TermYear.focus();
	}
}


function checkNumb(pnumb, pname) {
    var numb = pnumb.value
    var message
    var indx
    var status = false

    if (numb.length == 0) {
        status = true
    }

    for (var indx = 0; indx < numb.length; indx++) {  /* the field should contain at least one digit */
        if (numb.charAt(indx)>= "0" && numb.charAt(indx) <= "9") {
            status = true
        }
    }

    for (var indx = 0; indx < numb.length; indx++) {
        if (!((numb.charAt(indx)>= "0" && numb.charAt(indx) <= "9") ||
             numb.charAt(indx) == " " ||
             numb.charAt(indx) == "." ||
             numb.charAt(indx) == ",")) {
            status = false
        }
    }

    if (!status) {
        msg = "Le champ '" + pname + "' doit être un nombre."
        alert(msg)
    }
    return status
}

function parseNumb(pnumbstr) {
    var numb = pnumbstr.value
    var indx

    if (numb.length> 0) {
        indx = numb.indexOf(",")
    } else {
        indx = -1
    }
    while (indx != -1) {
        numb = numb.substring(0,indx) + numb.substring(indx*1 + 1,numb.length)
        indx = numb.indexOf(",")
    }

    if (numb.length> 0) {
        indx = numb.indexOf(" ")
    } else {
        indx = -1
    }
    while (indx != -1) {
        numb = numb.substring(0,indx) + numb.substring(indx*1 + 1,numb.length)
        indx = numb.indexOf(" ")
    }
    if (numb == "") {
        numb = 0
    }
    return numb
}

function parseMonth(pyear, pmonth) {
    var year  = parseNumb(pyear)
    var month = parseNumb(pmonth)
    var period
    var indx

    period = Math.ceil(month*1 + year*12)

    return period
}

function ParseDollar(pNumber) {
    var money = ""
    var numb = Math.round(pNumber)
    var indx1
    var indx2 = 0

    numb = "" + numb
    indx1 = numb.length - 1

    while (indx1> -1) {
        indx2 += 1
        if (indx2 == 4) {
            money = "," + money
            indx2 = 1
        }
        money = numb.substring(indx1,indx1*1 + 1) + money
        indx1 -= 1
    }

    money = money + " €"

    return money
}

function checkIncOne(pInc) {
    var Inc = pInc
    var status = false

    if (checkEnter(Inc,"Premier Revenu")) {
        status = checkNumb(Inc,"Premier Revenu")
    }

    return status
}


function checkIntRate(pIntRate) {
    var IntRate = pIntRate
    var status  = true

    if (checkEnter(IntRate,"Interest Rate")) {
        if (checkNumb(IntRate,"Interest Rate")) {
            if (IntRate.value == 0) {
                alert("Le taux d'intérêt ne peut pas être à zéro.")
                status = false
            }
        } else {
            status = false
        }
    } else {
        status = false
    }

    return status
}

function checkTermY(pYear) {
    var TermYear = pYear
    var status   = true

    if (checkEnter(TermYear,"Year Period")) {
        if (checkNumb(TermYear,"Year Period")) {
            if (TermYear.value> 30) {
                alert("La limite du prêt ne peut pas être plus longue que 30 ans.")
                status = false
            }
        } else {
            status = false
        }
    } else {
        status = false
    }

    return status
}

function checkTermM(pYear, pMonth) {
    var TermYear  = pYear
    var TermMonth = pMonth
    var status    = true
    var ValMonth  = pMonth.value

    if (ValMonth.length != 0) {
        if (checkNumb(TermMonth,"Month Period")) {
           if (TermMonth.value> 0 && TermYear.value> 29) {
                alert("La limite du prêt ne peut pas être plus longue que 30 ans.")
                status = false
            }
            if (TermMonth.value> 11) {
                alert("PLe champ d'année doit être écrite pour une période plus longue de 11 mois.")
                status = false
            }
        } else {
            status = false
        }
    }

    return status
}

var ACF = 10 //Account Keeping Fee
var fixedInterestRate = true //default interest rate type

function CalQualAmt() {
    var IncOne
    var IncTwo
    var OthInc
    var RentInc
    var TotInc

    var HomeLoan
    var OthLoan
    var CardLim
    var NumbDep
	var AmtDep
    var OthExp
    var TotExp

    var IntRate
    var MonthTerm
    var RepayAmt
    var QualAmt

    if (checkIncOne( document.getElementById('qualify').IncOne) &&
	  checkNumb( document.getElementById('qualify').IncTwo,"Second Revenu") &&
	  checkNumb( document.getElementById('qualify').OthInc,"Autre Revenue") &&
	  checkNumb( document.getElementById('qualify').RentInc,"Revenu Locatif") &&
	  checkNumberofApplicants( document.getElementById('qualify').Applicants, "Numéro des demandeurs") &&
	  checkNumb( document.getElementById('qualify').HomeLoan,"Prêt immobilier") &&
	  checkNumb( document.getElementById('qualify').OthLoan,"Autre prêt") &&
	  checkNumb( document.getElementById('qualify').CardLim,"Limite De Carte") &&
	  checkNumb( document.getElementById('qualify').NumbDep,"Nombre de personnes à charge") &&
	  checkIntRate( document.getElementById('qualify').IntRate) &&
      checkTermY( document.getElementById('qualify').TermYear) &&
      checkTermM( document.getElementById('qualify').TermYear, document.getElementById('qualify').TermMonth)) {
        IncOne  = (parseNumb( document.getElementById('qualify').IncOne)/12)* document.getElementById('qualify').income1.options[ document.getElementById('qualify').income1.selectedIndex].value;
        IncTwo =  (parseNumb( document.getElementById('qualify').IncTwo)/12)* document.getElementById('qualify').income2.options[ document.getElementById('qualify').income2.selectedIndex].value;
        OthInc =  (parseNumb( document.getElementById('qualify').OthInc)/12)* document.getElementById('qualify').incomeother.options[ document.getElementById('qualify').incomeother.selectedIndex].value;
        RentInc = (parseNumb( document.getElementById('qualify').RentInc)/12)* document.getElementById('qualify').incomerental.options[ document.getElementById('qualify').incomerental.selectedIndex].value;
        HomeLoan = parseNumb( document.getElementById('qualify').HomeLoan);
        OthLoan = parseNumb( document.getElementById('qualify').OthLoan);
        CardLim = parseNumb( document.getElementById('qualify').CardLim);
        NumbDep = parseNumb( document.getElementById('qualify').NumbDep);

        IntRate = parseNumb( document.getElementById('qualify').IntRate)/1200
        MonthTerm = parseMonth( document.getElementById('qualify').TermYear, document.getElementById('qualify').TermMonth)

		// if SINGLE app, make sure only one income box is filled in.
		if ((returnRadioValue( document.getElementById('qualify').Applicants)==1) && (IncTwo> 0)) {
			IncTwo = 0;
			 document.getElementById('qualify').IncTwo.value = 0;
			alert ("Vous avez choisi l'application simple et vous avez écrit une valeur pour 'Second Revenu'  Cette valeur a été maintenant remise à 0 €.  Si vous avez besoin d'un revenu commun, choisissez 'Application Type'");
		}

        TotInc = IncOne + IncTwo + OthInc
		
		OthExp = TotInc * 0.35;
		
		if (OthExp < 1000 && returnRadioValue( document.getElementById('qualify').Applicants)==1) { //IncTwo == 0)
			OthExp = 1000;
		} else if (OthExp < 1300 && returnRadioValue( document.getElementById('qualify').Applicants)==2) {
			OthExp = 1300;
		} else if (OthExp> 2000 && returnRadioValue( document.getElementById('qualify').Applicants)==1) {
			OthExp = 2000;
		} else if (OthExp> 2600 && returnRadioValue( document.getElementById('qualify').Applicants)==2) {
			OthExp = 2600;
		}
		
		if (NumbDep> 0)
			AmtDep = 175 + (NumbDep - 1) * 125;
		else
			AmtDep = 0;
		
		TotExp = AmtDep*1 + HomeLoan*1 + OthLoan*1 + (CardLim * 0.03) + OthExp*1;
		
		RepayAmt = TotInc + (RentInc * 0.7) - TotExp
		
		// no ACF on personal loans
		LoanAmt = (RepayAmt - ACF) * (1 - Math.pow((1 + IntRate*1),-MonthTerm))/IntRate
		
		if (LoanAmt> 0) {
             document.getElementById('qualify').LoanAmt.value = ParseDollar(Math.round(LoanAmt))
			return true;
        } else {
			 document.getElementById('qualify').LoanAmt.value = "0 €"
			return true;
		}
    } else {
		 document.getElementById('qualify').LoanAmt.value = " "
		return false;
    }
}

function Init_Page() {
	 document.getElementById('qualify').IncOne.focus();
	 document.getElementById('qualify').IncOne.select();
}

// Calculate loan, open new window, submit form.
function PopUpPrint () {
	CalcRepay();
	inputstring = "repayment_calc_displaycertificate_frame.asp"
	inputstring = inputstring + "?LoanAmt1=" +  document.getElementById('repay').LoanAmt1.value
	inputstring = inputstring + "&IntRate1=" +  document.getElementById('repay').IntRate1.value
	inputstring = inputstring + "&TermYear1=" +  document.getElementById('repay').TermYear1.value
	inputstring = inputstring + "&TermMonth1=" +  document.getElementById('repay').TermMonth1.value
	inputstring = inputstring + "&RepayAmt1=" +  document.getElementById('repay').RepayAmt1.value
	window.open(inputstring,'certificate','width=640,height=600,scrollbars=yes,resizable=yes,screenX=0,screenY=0,left=0,top=0')
}

function checkEnter(pfield, pname) {
	var field = pfield.value
	var msg
	var status = true
	
	if (field.length == 0) {
		msg = "Le champ " + pname + " doit être écrit."
		alert(msg)
		status = false
	}
	
	return status
}

function checkNumb(pnumb, pname) {
	var numb = pnumb.value
	var message
	var indx
	var status = false
	
	for (var indx = 0; indx < numb.length; indx++) { /* the field should contain at least one digit */
		if (numb.charAt(indx)>= "0" && numb.charAt(indx) <= "9") {
			status = true
		}
	}
	for (var indx = 0; indx < numb.length; indx++) {
		if (!((numb.charAt(indx)>= "0" && numb.charAt(indx) <= "9") ||
		  numb.charAt(indx) == " " ||
		  numb.charAt(indx) == "." ||
		  numb.charAt(indx) == ",")) {
			status = false
		}
	}
	if (!status) {
		msg = "Le champ " + pname + " doit être un nombre."
		alert(msg)
	}
	
	return status
}

function parseNumb(pnumbstr) {
	var numb = pnumbstr.value
	var indx
	
	indx = numb.indexOf(",")
	while (indx != -1) {
		numb = numb.substring(0,indx) + numb.substring(indx*1 + 1,numb.length)
		indx = numb.indexOf(",")
	}
	
	indx = numb.indexOf(" ")
	while (indx != -1) {
		numb = numb.substring(0,indx) + numb.substring(indx*1 + 1,numb.length)
		indx = numb.indexOf(" ")
	}
	
	return numb
}

function parseMonth(pyear, pmonth) {
	var year  = parseNumb(pyear)
	var month = parseNumb(pmonth)
	var period
	var indx
	
	period = Math.ceil(month*1 + year*12)
	
	return period
}

function checkLoan(pLoan) {
	var LoanAmt = pLoan
	var status
	
	if (checkEnter(LoanAmt,"Loan Amount")) {
		status = checkNumb(LoanAmt,"Loan Amount")
	}
	
	return status
}

function checkRepay(pRepay) {
	var RepayAmt = pRepay
	var status   = true
	
	if (checkEnter(RepayAmt,"Repay Amount")) {
		if (checkNumb(RepayAmt,"Repay Amount")) {
			if (RepayAmt.value == 0) {
				alert("La quantité de remboursement ne peut pas être zéro.")
				status = false
			}
		} else {
			status = false
		}
	} else {
		status = false
	}
	
	return status
}

function checkIntRate(pIntRate) {
	var IntRate = pIntRate
	var status  = true
	
	if (checkEnter(IntRate,"Interest Rate")) {
		if (checkNumb(IntRate,"Interest Rate")) {
			if (IntRate.value == 0) {
				alert("Le taux d'intérêt ne peut pas être zéro.")
				status = false
			}
		} else {
			status = false
		}
	} else {
		status = false
	}
	
	return status
}

function checkTermY(pYear) {
	var TermYear = pYear
	var status   = true
	
	if (checkEnter(TermYear,"Year Period")) {
		if (checkNumb(TermYear,"Year Period")) {
			if (TermYear.value> 30) {
				alert("La période d'année ne peut pas être plus longue que 30 ans.")
				status = false
			}
		} else {
			status = false
		}
	} else {
		status = false
	}
	
	return status
}

function checkTermM(pMonth) {
	var TermMonth = pMonth
	var status    = true
	
	if (checkEnter(TermMonth,"Month Period")) {
		if (checkNumb(TermMonth,"Month Period")) {
			//if (TermMonth.value> 11) {
				//alert("Please use the Year field to enter a period longer than 11 months.")
				//status = false
			//}
		} else {
			status = false
		}
	} else {
		status = false
	}
	
	return status
}

function CalcRepayAmt(pLoanAmt, pIntRate, pTerm) {
	var RepayAmt
	
	RepayAmt = pLoanAmt * pIntRate/(1 - Math.pow((1 + pIntRate*1),-pTerm))
	RepayAmt = Math.ceil(RepayAmt)
	
	return RepayAmt
}

/////////////////////////////////////////////////////////
function CalcRepay() {
	var LoanAmount
	var InterestRate
	var MonthTerm
	
	if (checkLoan( document.getElementById('repay').LoanAmt1) &&
	  checkIntRate( document.getElementById('repay').IntRate1) &&
	  checkTermY( document.getElementById('repay').TermYear1) &&
	  checkTermM( document.getElementById('repay').TermMonth1)) {
		LoanAmount   = parseNumb( document.getElementById('repay').LoanAmt1)
		InterestRate = parseNumb( document.getElementById('repay').IntRate1)/1200
		MonthTerm    = parseMonth( document.getElementById('repay').TermYear1, document.getElementById('repay').TermMonth1)
		
		 document.getElementById('repay').RepayAmt1.value = CalcRepayAmt(LoanAmount, InterestRate, MonthTerm)
	} else {
		 document.getElementById('repay').RepayAmt1.value = " "
	}
}
/////////////////////////////////////////////////////
function CalcTerm() {
	/* Calculate the Repaid Period */
	
	var MonthTerm    = 0
	var YearTerm     = 0
	var MaxTerm      = 30 * 12     /* 30 years */
	var LoanAmount
	var RepayAmount
	var InterestRate
	var RepayFreq
	var MinRepay
	
	if (checkLoan( document.getElementById('repay').LoanAmt2) &&
	  checkRepay( document.getElementById('repay').RepayAmt2) &&
	  checkIntRate( document.getElementById('repay').IntRate2)) {
		LoanAmount   = parseNumb( document.getElementById('repay').LoanAmt2)
		RepayAmount  = parseNumb( document.getElementById('repay').RepayAmt2)
		InterestRate = parseNumb( document.getElementById('repay').IntRate2)/1200
		MinRepay     = CalcRepayAmt(LoanAmount, InterestRate, MaxTerm)
		RepayFreq = document.getElementById('repay').RepayFreq.options[document.getElementById('repay').RepayFreq.selectedIndex].value
		RepayAmount = RepayAmount * RepayFreq/12
		if (RepayAmount < MinRepay) {
			Msg = "Désolée, la quantité minimum de remboursement doit être " + MinRepay + " Euro."
			alert(Msg)
			 document.getElementById('repay').TermYear2.value  = " "
			 document.getElementById('repay').TermMonth2.value = " "
		} else {
			MonthTerm = Math.log(RepayAmount/(RepayAmount - LoanAmount * InterestRate)) / Math.log(1 + InterestRate)
			MonthTerm = Math.ceil(MonthTerm)
			YearTerm = Math.floor(MonthTerm / 12)
			MonthTerm = MonthTerm - (YearTerm * 12)
			
			 document.getElementById('repay').TermYear2.value  = YearTerm
			 document.getElementById('repay').TermMonth2.value = MonthTerm 
		}
	} else {
		 document.getElementById('repay').TermYear2.value  = " "
		 document.getElementById('repay').TermMonth2.value = " "
	}
}
/////////////////////////////////////////////////////////
function CalcLoan() {
	var LoanAmt
	var RepayAmount
	var InterestRate
	var MonthTerm
	
	if (checkRepay( document.getElementById('repay').RepayAmt3) &&
	  checkIntRate( document.getElementById('repay').IntRate3) &&
	  checkTermY( document.getElementById('repay').TermYear3) &&
	  checkTermM( document.getElementById('repay').TermMonth3)) {
		RepayAmount  = parseNumb( document.getElementById('repay').RepayAmt3)
		InterestRate = parseNumb( document.getElementById('repay').IntRate3)/1200
		MonthTerm    = parseMonth( document.getElementById('repay').TermYear3, document.getElementById('repay').TermMonth3)
		LoanAmt = RepayAmount * (1 - Math.pow((1 + InterestRate*1),-MonthTerm))/InterestRate
		
		 document.getElementById('repay').LoanAmt3.value = Math.floor(LoanAmt)
	} else {
		 document.getElementById('repay').LoanAmt3.value = " "
	}
}