function setlink(){

	var price = document.calcform.price.value;

	if(isNaN(price) || price==false){

		document.getElementById('price_id').style.border="#D90101 1px solid";

		}

		else{

			document.getElementById('price_id').style.border="#000 1px solid";

			

			}

			

	var prepayment = document.calcform.prepayment.value;

	

	if(isNaN(prepayment) || prepayment==false){

		document.getElementById('prepayment').style.border="#D90101 1px solid";

		}

		else{

			document.getElementById('prepayment').style.border="#000 1px solid";

			

			}

	

		var percent = document.calcform.percent.value;

		if(isNaN(percent) || percent==false){

		document.getElementById('percent').style.border="#D90101 1px solid";

		}

		else{

			document.getElementById('percent').style.border="#000 1px solid";

			

			}

		var periodofloan = document.calcform.periodofloan.value;

		if(isNaN(periodofloan) || periodofloan==false){

		document.getElementById('periodofloan').style.border="#D90101 1px solid";

		}

		else{

			document.getElementById('periodofloan').style.border="#000 1px solid";

			

			}

		

	var lang = document.calcform.lang.value;

	var prepayment = document.calcform.prepayment.value;

	

 // kanxavchar@ = (avtomeqenayi gin * kanxavchari tokos)/100

	

	document.getElementById('prepaymentamd').innerHTML=(price*prepayment)/100;

 // Varki gumar@ = avtomeqenaji gin - kanxavchar
 
 var credit = price - document.getElementById('prepaymentamd').innerHTML;
 //var periodinmonths = periodofloan*12;
 //var varkimarum = floor(credit/periodinmonths)+1;
 //for(j=0; j < periodinmonths; j++){	
	//document.getElementById('monthlyamd').innerHTML=(credit*percent/(12 * 100) +  varkimarum)/periodinmonths;
	
// }






 // amsekan hastatun vchar@ = (Varki gumar * tarekan tokosadruyq)/(1200* apariki jamket)

 



// document.getElementById('monthlyamd').innerHTML = Math.round((credit/12) * (percent/100)* periodofloan);

//document.getElementById('monthlyamd').innerHTML = (credit * percent)/(1200* periodofloan);
document.getElementById('monthlyamd').innerHTML = credit/(periodofloan*12) + (credit*percent)/1200;
document.getElementById('periodinmonths').innerHTML = periodofloan*12;
document.getElementById('annualpercent').innerHTML = percent;







	}

	function openpopup(){

		setlink();

		var price = document.calcform.price.value;

		var lang = document.calcform.lang.value;

		var prepayment = document.calcform.prepayment.value;

		var percent = document.calcform.percent.value;

		var periodofloan = document.calcform.periodofloan.value;

		if(price!=false){

		window.open ("php/advanced_estimate_payment.php?lang="+lang+"&car_price="+price+"&prepayment="+prepayment+"&percent="+percent+"&years_of_lease="+periodofloan,"mywindow","location=1,width=700,height=600,scrollbars=1,resizable=1");} 

		}