C#

private void timer1_Tick_1(object sender, EventArgs e)
   {

   // Calculate moving distance and new position
   stopWatch.Stop();            
   distance = speed * (float)(stopWatch.Elapsed.TotalMilliseconds);
   position -= distance; if (position < -300.0f) position = 500.0f;
   stopWatch.Reset();
   stopWatch.Start();

   // Draw to memory bitmap
   g.FillRectangle(Brushes.White, 0, 0, bmp.Width, bmp.Height);
   g.DrawString("This is a test... This is a test...", new Font("Arial", 30), Brushes.Black, position, 15.0f);

   // Output to panel1 graphics
   outGfx.DrawImageUnscaled(bmp, 0, 0);            
}

<br />
        private void Form1_Load(object sender, EventArgs e)<br />
        {<br />
            startTime = DateTime.Now;<br />
            g = Graphics.FromImage(bmp);<br />
            g.Clear(Color.White);<br />
            this.Invalidate();<br />
        }<br />
<br />
        protected override void OnPaint(PaintEventArgs e)<br />
        {<br />
            position = (float) (((DateTime.Now - startTime).TotalSeconds * 100f) % 800f) - 300f;<br />
            Draw();<br />
            this.Invalidate();<br />
        }

string strType = "hello";

ApplyCleansingRulesFurther(ref strType, strIssued);

private void ApplyCleansingRulesFurther(ref string strType, string strIssued)
{ 
  if (strType.ToLower().Trim().Contains("hello there"))
  {
    if (strIssued.ToLower().Trim().Contains("yes"))
    {
       strType = strType.Replace("hello there", "Hello There!");
    }
  }
}

string type = "hello";

type = ApplyCleansingRulesFurther(type, issued);

private string ApplyCleansingRulesFurther(string type, string issued) { 
  if (type.ToLower().Trim().Contains("hello there")) {
    if (issued.ToLower().Trim().Contains("yes")) {
       type = type.Replace("hello there", "Hello There!");
    }
  }
  return type;
}