function validate_form() 
	{
	if (document.getElementById("email").value=="")
		{
			var poruka="You must enter e-mail address";
			alert(poruka);
			return false;
			
		}
	if (document.getElementById("dat1").value=="")
		{
			var poruka="You must enter date from";
			alert(poruka);
			return false;
			
		}		
	if (document.getElementById("dat2").value=="")
		{
			var poruka="You must enter to date";
			alert(poruka);
			return false;
			
		}
		
		
		
		//opener.location.href = 'http://www.splitapartments.net/split-apartments/accommodation-996.html';
		//document.forma.submit();
	}

function provjeri(amount,order_no)
	{
		
		
		
		if (amount=="")
			{
				alert ("Niste unijeli iznos!");
				return false;
			}
		
		if (order_no=="")
			{
				alert ("Niste unijeli OIB!");
				return false;
			}
		// 
		amount=amount.replace (",",".");
		document.kartica.amount.value=amount;
		novi_broj_uplate="13";
		novi_broj_uplate="12-" + novi_broj_uplate + "-" +order_no;
		document.kartica.order_number.value=novi_broj_uplate;
		document.kartica.order_no.value=novi_broj_uplate;
		window.open ("../includes/nova_uplata.php?u="+order_no+"&i="+amount, "novauplata","width=100, height=100");
		document.kartica.submit();

	}