/// <summary>
/// вводим указанное число в поле количество
/// </summary>
/// <param name="quantity"></param>
private void EnterQuantity(int quantity)
{
pointQuantity1.DoubleClickL();
Pause(500);
pointQuantity1.Drag(pointQuantity2);
SendKeys.SendWait(quantity.ToString());
Pause(500);
}
