// JavaScript Document

function calculate_media_print() 
{

	var ilosc=parseInt(document.getElementById('ilosc').value);
	var format=parseInt(document.getElementById('format').value);
	var papier=parseInt(document.getElementById('papier').value);

	var typ_ceny=0;
	var typ_formatu=0;
	
	if (ilosc>=0 && ilosc<50) typ_ceny=0;
	if (ilosc>=50 && ilosc<500) typ_ceny=1;
	if (ilosc>=500 ) typ_ceny=2;
	
	if (format==0 || format==1) typ_formatu=0;
	if (format==2 || format==3) typ_formatu=1;

	
	var cena_druku=new Array(new Array(1.39,2.78,2.78,5.56),Array(1.19,2.38,2.38,4.76),Array(0.95,1.90,1.90,3.80));
	var cena_papieru=new Array(new Array(0.04,0.15,0.6,0.15,0.6,0.5),new Array(0.08,0.30,1.2,0.30,1.2,1.0));
	
	
	var cena=Math.abs(ilosc)*(cena_druku[typ_ceny][format]+cena_papieru[typ_formatu][papier]);
	
	if(isNaN(cena)) cena=0;

	document.getElementById('netto').value=Math.round(cena*100)/ 100+" PLN";
	document.getElementById('brutto').value=Math.round(cena*122)/ 100+" PLN";
	

}