function Vreme_Odbrojavanje(v)
	{
		document.getElementById('odbrojavanje').innerHTML = Dani(v) + Sati(v) + ":" + Minuti(v) + ":" + Sekunde(v);
		if (v > 0) v--;
		t = setTimeout('Vreme_Odbrojavanje(' + v + ')', 1000);
	}

	function Sekunde(v)
	{
		var sek;
		sek = v % 60;
		sek = Proveri(sek);
		return sek;
	}

	function Minuti(v)
	{
		var sek;
		var min;
		sek = v % 60;
		min = ((v - sek) / 60) % 60;
		min = Proveri(min);
		return min;
	}

	function Sati(v)
	{
		var sek;
		var min;
		var sat;
		sek = v % 60;
		min = ((v - sek) / 60) % 60;
		sat = ((v - sek - min * 60) / 3600) % 24;
		sat = Proveri(sat);
		return sat;
	}

	function Dani(v)
	{
		var dan;
		var s_dan;
		dan = parseInt(v / 86400);
		if (dan > 0) 
		{
			if (dan == 1 || dan == 21 || dan == 31 || dan == 41 || dan == 51) s_dan = dan + " dan , "; else s_dan = dan + " dana , ";
		}
		return s_dan;
	}
	
	function Proveri(i)
	{
		if (i < 10)	i = "0" + i;
		return i;
	}


	
	function Tempo(r)
	{
		var Brzina_Min, Brzina_Sek, Brzina_Uk;
		var Vreme_Sat, Vreme_Min, Vreme_Sek, Vreme_Uk;
		var Duzina = new Array();
		var DuzinaP = new Array();
		var i, s, Vreme;
		
	if (r == 0)
	{
		document.getElementById("brzina_min").value = "";
		document.getElementById("brzina_sek").value = "";
		document.getElementById("vreme_sat").value = "";
		document.getElementById("vreme_min").value = "";
		document.getElementById("vreme_sek").value = "";

	}
	else
	{
		
		
		Duzina[1] = 4440;
		DuzinaP[1] = 4440;
		for (i=2; i<10; i++)
		{
			Duzina[i] = Duzina[i-1] + 4220;
		}
		Duzina[10] = Duzina[9] + 4000;
		
		for (i=2; i<5; i++)
		{
			DuzinaP[i] = DuzinaP[i-1] + 4220;
		}
		DuzinaP[5] = DuzinaP[4] + 4000;

		Brzina_Min = parseInt(document.getElementById("brzina_min").value);
		Brzina_Sek = parseInt(document.getElementById("brzina_sek").value);
		Brzina_Uk = Brzina_Min * 60 + Brzina_Sek;

		Vreme_Sat = parseInt(document.getElementById("vreme_sat").value);
		Vreme_Min = parseInt(document.getElementById("vreme_min").value);
		Vreme_Sek = parseInt(document.getElementById("vreme_sek").value);
		Vreme_Uk = Vreme_Sat * 3600 + Vreme_Min * 60 + Vreme_Sek;
		
		s = "<br><br><br><br>";

		if (Brzina_Uk > 0)
		{
			s = s + "<table style='font-family:Verdana;font-size:13px;color:#004488;width:300px;text-align:center;'>"
			s = s + "<tr><th colspan='3'> MARATON (tempo " + Brzina_Min + ":" + Proveri(Brzina_Sek) + ") <th></tr>";
			s = s + "<tr><td> &nbsp; </td><td> &nbsp; </td><td> &nbsp; </td></tr>";
			s = s + "<tr><td>Du&#382;ina</td><td>Krug</td><td>Vreme</td></tr>";
			s = s + "<tr><td> &nbsp; </td><td> &nbsp; </td><td> &nbsp; </td></tr>";
			
			for (i=1; i<11; i++)
			{
				Vreme = parseInt(Brzina_Uk / 1000 * Duzina[i]);
				s = s + "<tr>";
				s = s + "<td>"+ Duzina[i] + "</td>";
				s = s + "<td>"+ i + "</td>";
				s = s + "<td>"+ Sati(Vreme) + ":" + Minuti(Vreme) + ":" + Sekunde(Vreme) + "</td>";
				s = s + "</tr>";
			}
			s = s + "</table><br><br><br>";
			s = s + "<table style='font-family:Verdana;font-size:13px;color:#440088;width:300px;text-align:center;'>"
			s = s + "<tr><th colspan='3'> POLUMARATON (tempo " + Brzina_Min + ":" + Proveri(Brzina_Sek) + ") <th></tr>";
			s = s + "<tr><td> &nbsp; </td><td> &nbsp; </td><td> &nbsp; </td></tr>";
			s = s + "<tr><td>Du&#382;ina</td><td>Krug</td><td>Vreme</td></tr>";
			s = s + "<tr><td> &nbsp; </td><td> &nbsp; </td><td> &nbsp; </td></tr>";
			for (i=1; i<6; i++)
			{
				Vreme = parseInt(Brzina_Uk / 1000 * DuzinaP[i]);
				s = s + "<tr>";
				s = s + "<td>"+ DuzinaP[i] + "</td>";
				s = s + "<td>"+ i + "</td>";
				s = s + "<td>"+ Sati(Vreme) + ":" + Minuti(Vreme) + ":" + Sekunde(Vreme) + "</td>";
				s = s + "</tr>";
			}
			s = s + "</tr>";
	
		}

		s = s +"<br><br>";

		if (Vreme_Uk > 0)
		{
			s = s + "<table style='font-family:Verdana;font-size:13px;color:#004488;width:300px;text-align:center;'>"
			s = s + "<tr><th colspan='3'> MARATON (vreme " + Vreme_Sat +":" + Proveri(Vreme_Min) + ":" + Proveri(Vreme_Sek) + ") <th></tr>";
			s = s + "<tr><td> &nbsp; </td><td> &nbsp; </td><td> &nbsp; </td></tr>";
			s = s + "<tr><td>Du&#382;ina</td><td>Krug</td><td>Vreme</td></tr>";
			s = s + "<tr><td> &nbsp; </td><td> &nbsp; </td><td> &nbsp; </td></tr>";
			
			for (i=1; i<11; i++)
			{
				Vreme = parseInt(Duzina[i] * Vreme_Uk / 42200);
				s = s + "<tr>";
				s = s + "<td>"+ Duzina[i] + "</td>";
				s = s + "<td>"+ i + "</td>";
				s = s + "<td>"+ Sati(Vreme) + ":" + Minuti(Vreme) + ":" + Sekunde(Vreme) + "</td>";
				s = s + "</tr>";
			}
			s = s + "</table><br><br><br>";
			s = s + "<table style='font-family:Verdana;font-size:13px;color:#440088;width:300px;text-align:center;'>"
			s = s + "<tr><th colspan='3'> POLUMARATON (vreme " + Vreme_Sat +":" + Proveri(Vreme_Min) + ":" + Proveri(Vreme_Sek) + ") <th></tr>";
			s = s + "<tr><td> &nbsp; </td><td> &nbsp; </td><td> &nbsp; </td></tr>";
			s = s + "<tr><td>Du&#382;ina</td><td>Krug</td><td>Vreme</td></tr>";
			s = s + "<tr><td> &nbsp; </td><td> &nbsp; </td><td> &nbsp; </td></tr>";
			for (i=1; i<6; i++)
			{
				Vreme = parseInt(DuzinaP[i] * Vreme_Uk / 21100);
				s = s + "<tr>";
				s = s + "<td>"+ DuzinaP[i] + "</td>";
				s = s + "<td>"+ i + "</td>";
				s = s + "<td>"+ Sati(Vreme) + ":" + Minuti(Vreme) + ":" + Sekunde(Vreme) + "</td>";
				s = s + "</tr>";
			}
			s = s + "</tr>";
	
		}
		document.getElementById('rezultat').innerHTML = s;
	}
		
	}