WaterMark TextBox For Desktop Applications Using C#, .NET 3.5 and VS2008

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace WaterMarkDemo
{
    public partial class FrmWaterMarkDemo : Form
    {
        public FrmWaterMarkDemo()
        {
            InitializeComponent();
        }

        private void setWaterMarkButton_Click(object sender, EventArgs e)
        {
            waterMarkTextBox1.WaterMarkText = waterMarkTextBox.Text;
            waterMarkTextBox2.WaterMarkText = waterMarkTextBox.Text;
            waterMarkTextBox3.WaterMarkText = waterMarkTextBox.Text;
            waterMarkTextBox4.WaterMarkText = waterMarkTextBox.Text;
            waterMarkTextBox5.WaterMarkText = waterMarkTextBox.Text;
            waterMarkTextBox6.WaterMarkText = waterMarkTextBox.Text;
        }

        private void selectColorButton_Click(object sender, EventArgs e)
        {
            if (colorDialog.ShowDialog() == DialogResult.OK)
            {
                waterMarkTextBox1.WaterMarkColor = colorDialog.Color;
                waterMarkTextBox2.WaterMarkColor = colorDialog.Color;
                waterMarkTextBox3.WaterMarkColor = colorDialog.Color;
                colorPanel.BackColor = colorDialog.Color;
            }

        }

        private void selectFontButton_Click(object sender, EventArgs e)
        {
            if (fontDialog.ShowDialog() == DialogResult.OK)
            {
                waterMarkTextBox1.Font = fontDialog.Font;
                waterMarkTextBox2.Font = fontDialog.Font;
                waterMarkTextBox3.Font = fontDialog.Font;
                fontTextBox.Text = fontDialog.Font.Name;
            }
        }
    }
}