public void ShowRank()
        {
            this.Height = screenHeight;
            this.Width  = screenWidth;



            this.label_title.Visible       = false;
            this.webBrowser1.Visible       = false;
            this.panel1.Visible            = false;
            this.panel2.Visible            = false;
            this.pictureBox_header.Visible = true;

            List <Group> szGroup = Global.getGroupRanking();

            for (int i = 0; i < 10 && i < szGroup.Count(); i++)
            {
                szRandDash[i].Font      = new System.Drawing.Font("黑体", 10F);
                szRandDash[i].ForeColor = System.Drawing.Color.LimeGreen;

                if (i < 3)
                {
                    szRandNumber[i].Text    = "NO." + (i + 1);
                    szRandGroupname[i].Text = " " + szGroup[i].name + "组";
                    szRandPoint[i].Text     = szGroup[i].point + "分";

                    szRandGroupname[i].Image     = global::RueHelper.Properties.Resources.bg_top3;
                    szRandGroupname[i].TextAlign = System.Drawing.ContentAlignment.MiddleCenter;

                    szRandNumber[i].Left    = (int)(screenWidth * 0.4) / 10;
                    szRandGroupname[i].Left = (int)(screenWidth * 1.75) / 10;
                    szRandDash[i].Left      = (int)(screenWidth * 3) / 10;
                    szRandPoint[i].Left     = (int)(screenWidth * 3.6) / 10;

                    pictureBox_top1.Left = (int)(screenWidth * 1.5) / 10;
                    pictureBox_top2.Left = (int)(screenWidth * 1.5) / 10;
                    pictureBox_top3.Left = (int)(screenWidth * 1.5) / 10;


                    int topL = (int)(screenHeight * (1.8 + 3 * i)) / 10;
                    szRandNumber[i].Top    = topL;
                    szRandGroupname[i].Top = topL;
                    szRandPoint[i].Top     = topL - 8;

                    //----Font & Color----
                    szRandNumber[i].Font    = new System.Drawing.Font("微软雅黑", 30F);//微软雅黑
                    szRandGroupname[i].Font = new System.Drawing.Font("微软雅黑", 30F);
                    szRandPoint[i].Font     = new System.Drawing.Font("微软雅黑", 38F);

                    szRandNumber[i].ForeColor    = System.Drawing.Color.Black;
                    szRandGroupname[i].ForeColor = System.Drawing.Color.LimeGreen;
                    szRandPoint[i].ForeColor     = System.Drawing.Color.LimeGreen;

                    szRandNumber[i].Visible    = true;
                    szRandGroupname[i].Visible = true;
                    szRandPoint[i].Visible     = true;


                    if (screenWidth > 1024)
                    {
                        szRandDash[i].Text      = "---------";
                        szRandDash[i].Top       = topL + 18;
                        szRandDash[i].TextAlign = System.Drawing.ContentAlignment.BottomCenter;
                        szRandDash[i].Visible   = true;
                    }
                    if (i == 0)
                    {
                        pictureBox_top1.Top     = szRandGroupname[0].Top - 10;
                        pictureBox_top1.Visible = true;
                    }
                    else if (i == 1)
                    {
                        pictureBox_top2.Top     = szRandGroupname[1].Top - 10;
                        pictureBox_top2.Visible = true;
                    }
                    else
                    {
                        pictureBox_top3.Top     = szRandGroupname[2].Top - 10;
                        pictureBox_top3.Visible = true;
                    }
                }
                else
                {
                    szRandNumber[i].Text    = "NO." + (i + 1);
                    szRandGroupname[i].Text = szGroup[i].name + "组";
                    szRandPoint[i].Text     = szGroup[i].point + "分";
                    if (screenWidth > 1024)
                    {
                        szRandDash[i].Text = "  --------------------------  ";
                    }
                    else
                    {
                        szRandDash[i].Text = "  -------------------  ";
                    }
                    szRandNumber[i].Left    = (int)(screenWidth * 5.5) / 10;
                    szRandGroupname[i].Left = (int)(screenWidth * 6.5) / 10;
                    szRandDash[i].Left      = (int)(screenWidth * 7.2) / 10;
                    szRandPoint[i].Left     = (int)(screenWidth * 8.8) / 10;

                    int topR = (int)(screenHeight * (1.5 + 1.1 * (i - 3))) / 10;
                    szRandNumber[i].Top    = topR;
                    szRandGroupname[i].Top = topR;
                    szRandPoint[i].Top     = topR;
                    szRandDash[i].Top      = topR + 8;

                    //----Font & Color----
                    szRandNumber[i].Font    = new System.Drawing.Font("微软雅黑", 22F);
                    szRandGroupname[i].Font = new System.Drawing.Font("微软雅黑", 22F);
                    szRandPoint[i].Font     = new System.Drawing.Font("微软雅黑", 22F);

                    szRandNumber[i].ForeColor    = System.Drawing.Color.Black;
                    szRandGroupname[i].ForeColor = System.Drawing.Color.Black;
                    szRandPoint[i].ForeColor     = System.Drawing.Color.Black;

                    szRandDash[i].TextAlign  = System.Drawing.ContentAlignment.BottomCenter;
                    szRandPoint[i].TextAlign = System.Drawing.ContentAlignment.MiddleRight;

                    szRandNumber[i].Visible    = true;
                    szRandGroupname[i].Visible = true;
                    szRandPoint[i].Visible     = true;
                    szRandDash[i].Visible      = true;
                }

                szRandGroupname[i].BringToFront();
            }

            //3秒显示,自动隐藏
            this.Show();
            this.BringToFront();

            System.Windows.Forms.Timer t = new System.Windows.Forms.Timer();
            t.Interval = 30000;
            t.Tick    += new EventHandler(t_Hide);
            t.Start();
        }