function ReserveRequest()
{
	PreloaderShow('btn_ReserveRequest');

	var article = $('#new_article').val();
	var qty = $('#new_qty').val();
	var order_no = document.getElementById("order_no").innerHTML;
	var line_no = $('#line_no').val();
	var spp = document.getElementById("spp").innerHTML;

	// Get запрос к svc_request.php с параметрами method, article, qty (имя_переменной:значение)
	$.getJSON('reserve.php', {'method':'ReserveRequest', 'article':article, 'qty':qty, 'order_no':order_no, 'line_no':line_no, 'spp':spp}, function(data)
	{
		if(data)
		{
			alert('Order_no = '+order_no);
			var res = (data.ReserveRequestResult) ? "Ошибка: " + data.ReserveRequestResult : "<b>В резерве</b>";
			$('#ORDER_LINES').append("<TR id='line'><TD><B>"+article+"</B></TD><TD>---</TD><TD>-</TD><TD>--</TD><TD><B>"+qty+"</B></TD><TD align='right'><B>0</B></TD><TD><font color='green'>"+res+"</font></TD></TR>");
		}
		else
		{
			alert("Ajax error");
		}

		PreloaderHide('btn_ReserveRequest');

	});

}

///////////////////////////////


var PreloaderLabel;

function PreloaderShow(obj)
{
	var btn_obj = $('#'+obj);
	PreloaderLabel = btn_obj.val();
	btn_obj.val('Загрузка...');
	btn_obj.attr('disabled','disabled');
	return true;
}

function PreloaderHide(obj)
{
	var btn_obj = $('#'+obj);
		btn_obj.val(PreloaderLabel);
        btn_obj.removeAttr('disabled');
	return true;
}