private void UpdateClassesPanel()
        {
            string     controlName;
            PictureBox pictureBox;
            bool       flag;
            string     iconName;
            Image      img;
            Image      ResizeImage;

            controlName = "";
            pictureBox  = new PictureBox();

            //ok lets hide the classes that are already chosen
            for (int i = 0; i < ClassNames.Count; i++)
            {
                controlName = "PanelClassPictureBox[" + i + "]";
                pictureBox  = (PictureBox)this.panelClasses.Controls[controlName];
                if (ClassNames[i] == ChosenClasses[0] || ClassNames[i] == ChosenClasses[1] || ClassNames[i] == ChosenClasses[2])
                {
                    pictureBox.Visible = false;
                }
                else
                {
                    pictureBox.Visible = true;
                    //Lets disable the classes that can't be chosen because of alignment issues.
                    flag = true;
                    for (int j = 0; j < 3; j++)
                    {
                        if (ChosenClasses[j] != "")
                        {
                            if (HasAlignmentMatch(ClassNames[i], ChosenClasses[j]) == false)
                            {
                                flag = false;
                                break;
                            }
                        }
                    }
                    if (HasValidAlignment(ClassNames[i]) == false)
                    {
                        flag = false;
                    }


                    if (flag == false)
                    {
                        pictureBox.Image   = UtilityClass.ConvertImageToGrayscale(pictureBox.Image);
                        pictureBox.Enabled = false;
                    }
                    else
                    {
                        if (pictureBox.Enabled == false)
                        {
                            pictureBox.Enabled = true;
                            iconName           = DataManagerClass.DataManager.ClassDataCollection.Classes[ClassNames[i]].IconName;
                            try
                            {
                                img = Image.FromFile(Application.StartupPath + "\\Graphics\\Classes\\" + iconName + ".png");
                            }
                            catch
                            {
                                img = Image.FromFile(Application.StartupPath + "\\Graphics\\NoImage.png");
                            }
                            ResizeImage      = (Image) new Bitmap(img, new Size(60, 60));
                            img              = ResizeImage;
                            pictureBox.Image = img;
                        }
                    }
                }
            }
        }