Styling 15 minutes slots in RedSchedular

Question

Is there any way to change the colour of 15 mintues slot's . I found the article in which it's showed how the change the colour for an hour slot. below is my code. please can help me how to change the colour of 15 minutes slots. thanks

protected void RadScheduler1_TimeSlotCreated(object sender, Telerik.Web.UI.TimeSlotCreatedEventArgs e) 
{
    if (dsAppointments == null) 
    {
        dsAppointments = GetAppointments(this.RadScheduler1.SelectedDate); 
    }

    foreach (DataRow row in dsAppointments.Tables[0].Rows) 
    {
        DateTime start = Convert.ToDateTime(row["start"]); 
        DateTime end = Convert.ToDateTime(row["end"]); 
        if (e.TimeSlot.Resource.Text == Convert.ToString(row["StaffName"])) 
        {
            if ((e.TimeSlot.Start.Date.ToShortDateString() == start.ToShortDateString())  && ((e.TimeSlot.Start.Hour >= start.Hour && e.TimeSlot.End.Hour <= end.Hour ))) 
            {
                e.TimeSlot.CssClass = "Disabled"; 
            }
        }
    }
}

Answer 1

anyone please help ?