function credit_update(){
    var kredi_tipi = $('#credit_type select').val();
    if(kredi_tipi == 'konut'){
        $('#home_loan').slideDown('slow');
        $('#credit_matt select option').remove();
        var v= 60;
        $('#credit_matt select').append('<option value="6">6 Ay</option>');
        $('#credit_matt select').append('<option value="12">12 Ay</option>');
        $('#credit_matt select').append('<option value="24">24 Ay</option>');
        $('#credit_matt select').append('<option value="36">36 Ay</option>');
        $('#credit_matt select').append('<option value="48"selected>48 Ay</option>');
        for(var i=0;i<7;i=i+1){
            $('#credit_matt select').append('<option value="'+ v +'">'+ v +' Ay</option>');
            v = v+12;
        }
        $('#credit_matt select').append('<option value="144">144 Ay</option>');
        $('#credit_matt select').append('<option value="144">180 Ay</option>');
        $('#credit_matt select').append('<option value="240">240 Ay</option>');
    }else{
        $('#credit_matt select option').remove();
        $('#credit_matt select').append('<option value="3">3 Ay</option>');
        $('#credit_matt select').append('<option value="6">6 Ay</option>');
        $('#credit_matt select').append('<option value="9">9 Ay</option>');
        $('#credit_matt select').append('<option value="12" selected>12 Ay</option>');
        var v= 18;
        for(var i=0;i<6;i=i+1){
            $('#credit_matt select').append('<option value="'+ v +'">'+ v +' Ay</option>');
            v = v+6;
        }
        $('#credit_matt select').append('<option value="60">60 Ay</option>');
        $('#home_loan').slideUp('slow');
    }
}
function ParaFormati(nesne) 
{
    nesne.value=nesne.value.replace(/\,/g,'');
    yyy="";
    kalan=(nesne.value.length-1)%3+1;
    if(nesne.value.length>3) 
    {
        yyy=nesne.value.substring(0,kalan);
        for (kkk=0;kkk<Math.floor((nesne.value.length-1)/3);kkk++)
        {
            yyy=yyy+","+nesne.value.substring(kalan+3*kkk,kalan+3*kkk+3);
        }
        nesne.value=yyy;
    }
}
            
function denetle(){
    var kredi_tipi = $('#credit_type select').val();
    var kredi_tutar = $('#credit_tutar input').val();
    kredi_tutar = kredi_tutar.replace(',',"");
    if(kredi_tipi=='konut'){
        konut = $('#home_loan input').val();
        konut = konut.replace(',',"");
        if(konut < 10000){
            alert('Konut Değeri 10,000 TL den Az olamaz.');
            return false;
        }
        if(kredi_tutar < 10000){
            alert('Kredi Tutarı 10,000 TL den Az olamaz.');
            return false;
        }
    }
    if(kredi_tutar < 1000){
        alert('Kredi Tutarı 1,000 TL den Az olamaz.');
        return false;
    }
}
function degis()
{
    var x=document.forms["hesapla"]["kredi_turu"].value;
    if (x=="1")
    {
        document.hesapla.vade.options[0]=new Option("6 Ay", "6", true, false)
        document.hesapla.vade.options[1]=new Option("9 Ay", "9", true, false)
        document.hesapla.vade.options[2]=new Option("12 Ay", "12", true, false)
        document.hesapla.vade.options[3]=new Option("18 Ay", "18", true, false)
        document.hesapla.vade.options[4]=new Option("24 Ay", "24", true, false)
        document.hesapla.vade.options[4]=new Option("48 Ay", "48", true, false)

    }
    if (x=="2")
    {
        document.hesapla.vade.options[0]=new Option("12 Ay", "12", true, false)
        document.hesapla.vade.options[1]=new Option("18 Ay", "18", true, false)
        document.hesapla.vade.options[2]=new Option("24 Ay", "24", true, false)
        document.hesapla.vade.options[3]=new Option("36 Ay", "36", true, false)
        document.hesapla.vade.options[4]=new Option("60 Ay", "60", true, false)
        document.hesapla.vade.options[5]=new Option("84 Ay", "84", true, false)
    }
    if (x=="3")
    {
        document.hesapla.vade.options[0]=new Option("6 Ay", "6", true, false)
        document.hesapla.vade.options[1]=new Option("9 Ay", "9", true, false)
        document.hesapla.vade.options[2]=new Option("12 Ay", "12", true, false)
        document.hesapla.vade.options[3]=new Option("18 Ay", "18", true, false)
        document.hesapla.vade.options[4]=new Option("24 Ay", "24", true, false)
        document.hesapla.vade.options[5]=new Option("36 Ay", "36", true, false)
        document.hesapla.vade.options[5]=new Option("48 Ay", "48", true, false)
    }
    if (x=="4")
    {
        document.hesapla.vade.options[0]=new Option("6 Ay", "6", true, false)
        document.hesapla.vade.options[1]=new Option("9 Ay", "9", true, false)
        document.hesapla.vade.options[2]=new Option("12 Ay", "12", true, false)
        document.hesapla.vade.options[3]=new Option("18 Ay", "18", true, false)
        document.hesapla.vade.options[4]=new Option("24 Ay", "24", true, false)
        document.hesapla.vade.options[5]=new Option("36 Ay", "36", true, false)
    }
}

function kontrol(){
    var x=document.forms["hesapla"]["tutar"].value;
    if (x=="" || x == null || x.length < 4){
        alert("Kredi tutarı geçersiz.En az 1000 TL girmelisiniz!");
        return false;
    }
}

function kontrol2(){
    var x=document.forms["mevduat"]["tutar"].value;
    var y=document.forms["mevduat"]["vade"].value;
    if (x=="" || x == null || x.length < 3){
        alert("Mevduat tutarı geçersiz.En az 100 TL girmelisiniz!");
        return false;
    }
    else if(y=="" || y == null || y > "450"){
        alert("Vade süresi geçersiz yada eksik! En fazla 450 Gün girilebilir");
        return false;
    }
}

function validate(evt) {
    var theEvent = evt || window.event;
    var key = theEvent.keyCode || theEvent.which;
    key = String.fromCharCode( key );
    var regex = /[0-9]|\./;
    if( !regex.test(key) ) {
        theEvent.returnValue = false;
        theEvent.preventDefault();
    }
}

function virgul(number) {
    number = '' + number.replace(/\,/g, '');
    if (number.length > 3) {
        var mod = number.length % 3;
        var output = (mod > 0 ? (number.substring(0,mod)) : '');
        for (i=0 ; i < Math.floor(number.length / 3); i++) {
            if ((mod == 0) && (i == 0))
                output += number.substring(mod+ 3 * i, mod + 3 * i + 3);
            else
                output+= ',' + number.substring(mod + 3 * i, mod + 3 * i + 3);
        }
        document.forms["hesapla"]["tutar"].value = output;
    }
    else return number;
}

function virgul2(number) {
    number = '' + number.replace(/\,/g, '');
    if (number.length > 3) {
        var mod = number.length % 3;
        var output = (mod > 0 ? (number.substring(0,mod)) : '');
        for (i=0 ; i < Math.floor(number.length / 3); i++) {
            if ((mod == 0) && (i == 0))
                output += number.substring(mod+ 3 * i, mod + 3 * i + 3);
            else
                output+= ',' + number.substring(mod + 3 * i, mod + 3 * i + 3);
        }
        document.forms["mevduat"]["tutar"].value = output;
    }
    else return number;
}