// JavaScript Document

function VypisCas(element) {
	var datum = new Date(); // prave aktualni cas
	var minu = datum.getMinutes();
	var hod = datum.getHours();
	
	minu = minu.toString();
	hod = hod.toString();
	if(minu.length < 2) minu = 0 + minu;
	if(hod.length < 2) hod = 0 + hod;
	
	aktualniCas = hod + ":" + minu;
	//aktualniCas = hod + ":" + minu + ":" + datum.getSeconds();

	window.document.getElementById(element).innerHTML = aktualniCas;
}
//----------------------------------------------------------------------------

/*
function Validate() {
	promenna = confirm("Opravdu smazat?"); 
	if (promenna) return true;
	else return false;
}
//----------------------------------------------------------------------------

function VelkoobchodniCena() {
	cena_nakup = document.TableAddGood['cena_nakup'].value;
	cena_malo = Math.ceil(cena_maloobchodni(cena_nakup));
	cena_malo *= 0.81;
	
	//zde se udela zaokrouhleni na 1 des. mista
	cenas = cena_malo.toString();
	var pole = cenas.split(".");
	cela = pole[0].toString();
	des = "."+pole[1].substr(0,1);
	if(des == ".00")des = "";
	
	document.TableAddGood['cena_velko'].value = cela+des;	
}
//----------------------------------------------------------------------------

function MaloobchodniCena() {
	cena_nakup = document.TableAddGood['cena_nakup'].value;
	
	cena_malo = cena_maloobchodni(cena_nakup);
	cena_malo = Math.ceil(cena_malo);
	
	document.TableAddGood['cena_malo'].value = cena_malo.toString();
}
//----------------------------------------------------------------------------

function cena_maloobchodni(cena_nakup) {
	if(cena_nakup < 1)return 0;
	DPH = 19;
	Zisk = 30;
	Zivn = 5;
	cena = (-cena_nakup)/((Zisk/100)-1+(DPH/(100+DPH))+(Zivn/100));
	return cena;
}
//----------------------------------------------------------------------------

function cena_s_dph(prvek1,prvek2) {
	cena = prvek1.value;
	cena *= 1.19;
	
	//zde se udela zaokrouhleni na 1 des. mista
	cenas = cena.toString();
	var pole = cenas.split(".");
	cela = pole[0].toString();
	des = "."+pole[1].substr(0,1);
	if(des == ".00")des = "";
	
	prvek2.value = cela+des;
}
//----------------------------------------------------------------------------

function kontrola_id_faktury(theForm) {
	idf=theForm["fakturaid"].value;
	if(idf.length<9)promenna = confirm("Id faktury by melo mit vice nez 8 znaku.\nJedna se o RRRRMMDD a poradove cislo nakupu.\nPresto pokracovat?");
	if (promenna) return true;
	else return false;
}
//----------------------------------------------------------------------------
*/