//<script type="text/javascript">
//document.calculator.gros_price.style.display = 'none';


var pNetPrice;    //a
var pGrossPrice;  //b
var pFirstPay;    //c
var pMonths;      //d
var pPercentage;  //e

var pCredit;      //f
var pIntrests;    //g
var pPricePlusIntrests; //h
var pTotal;       //i
var pPerMonth;    //j
var pOpr;         //k
var pFirstCredit; //w
var pNetIntrest;  //z
var pFirstPayPercent; //x;


function clear_input() {

document.getElementById('result_table').style.display = 'none';

}

function sendToPrint() {
var link = 'print.php?id1=8&price=1&action=raty&a='+pNetPrice+'&b='+pGrossPrice+
'&c='+pFirstPay+'&d='+pMonths+'&e='+pPercentage+
'&f='+pCredit+'&g='+pIntrests+'&h='+pPricePlusIntrests+
'&i='+pTotal+'&j='+pPerMonth+'&k='+pOpr+'&w='+pFirstCredit+'&z='+pNetIntrest+
'&x='+pFirstPayPercent;
document.getElementById('link1').href= link;
document.getElementById('link2').href= link;
}

function pre_oblicz_kredyt() {

if (document.calculator.net_price.value!='') 
{

var first_pay = (parseFloat(document.getElementById('first-pay').innerHTML));
pFirstPayPercent = first_pay;
document.calculator.gros_price.value = (document.calculator.net_price.value * 1.23).toFixed(2);
document.calculator.pre_pay.value = ((document.calculator.gros_price.value * (first_pay/100))).toFixed(2);

   oblicz_kredyt(true);
}  else clear_input();
  
return true;
}

function oblicz_kredyt(first) {
to_return = true;


if (isNaN(document.calculator.net_price.value))
   {
   document.getElementById('er3').style.display = 'block';
   document.getElementById('er4').style.display = 'none';
   
   
   clear_input(); to_return = false;
   } 
   else document.getElementById('er3').style.display = 'none';
   
   
if (isNaN(document.calculator.pre_pay.value))
   {
   document.getElementById('er4').style.display = 'block';
   clear_input(); to_return = false;
   
   } 
   else document.getElementById('er4').style.display = 'none';

if (!to_return) return false;

if (document.calculator.net_price.value<=0)
   {
   document.getElementById('er5').style.display = 'block';
      
   clear_input(); return false;
   } 
   else document.getElementById('er5').style.display = 'none';
       

document.calculator.gros_price.value = (document.calculator.net_price.value * 1.23).toFixed(2);



var gr_price = parseFloat(document.calculator.gros_price.value);
var nt_price = parseFloat(document.calculator.net_price.value); 

if (document.calculator.pre_pay.value <= 0) 
   {
   document.getElementById('er1').style.display = 'block';
   clear_input(); to_return = false;
   } 
   else document.getElementById('er1').style.display = 'none';


if ((document.calculator.pre_pay.value - gr_price) >= 0) 
   {
   document.getElementById('er2').style.display = 'block';
   clear_input(); toreturn = false;
   } 
   else document.getElementById('er2').style.display = 'none';

if (!to_return) return false;

var pr_pay = parseFloat(document.calculator.pre_pay.value);

var cr_net = gr_price - pr_pay;

var time = parseFloat(document.calculator.time.value);
var intrest = (parseFloat(document.getElementById('intrest').innerHTML));


document.getElementById('credit').innerHTML = cr_net.toFixed(2);

var total_opr = time * intrest;


document.getElementById('total_opr').innerHTML = total_opr.toFixed(2)+"% x ";  ;
document.getElementById('credit2').innerHTML = cr_net.toFixed(2)+" = ";
        
var net_odsetki = (total_opr/100) * cr_net;
   
document.getElementById('net_odsetki').innerHTML = net_odsetki.toFixed(2);
  
var net_cena_odsetki = nt_price + net_odsetki;  
 
document.getElementById('net_cena_odsetki').innerHTML = net_cena_odsetki.toFixed(2); 

var gros_cena_odsetki = net_cena_odsetki * 1.23;

document.getElementById('gros_cena_odsetki').innerHTML = gros_cena_odsetki.toFixed(2);

document.getElementById('pierwsza_wplata').innerHTML = pr_pay.toFixed(2);

document.getElementById('kredyt_calkowity').innerHTML = (gros_cena_odsetki-pr_pay).toFixed(2);

document.getElementById('rata_miesieczna').innerHTML = ((gros_cena_odsetki-pr_pay)/time).toFixed(2);

document.getElementById('ilosc_rat').innerHTML = time;

document.getElementById('result_table').style.display = '';

pNetPrice = nt_price.toFixed(2);;
pGrossPrice = gr_price.toFixed(2);;
pFirstPay = pr_pay.toFixed(2);;
pMonths = time;
pPercentage = total_opr;
pCredit = (gros_cena_odsetki-pr_pay).toFixed(2);
pIntrests = net_cena_odsetki.toFixed(2);
pPricePlusIntrests =gros_cena_odsetki.toFixed(2);
pTotal =(gros_cena_odsetki-pr_pay).toFixed(2);
pPerMonth =((gros_cena_odsetki-pr_pay)/time).toFixed(2);
pOpr =intrest;
pFirstCredit = cr_net;
pNetIntrest = net_odsetki.toFixed(2);

sendToPrint();
   
return true;


}