private void detail_Format(object sender, System.EventArgs eArgs)
{
    if (this.TextBox1.Value.ToString() == "10249")
    {
        this.txtShippedDate.OutputFormat = "MMMM";
        this.txtShippedDate.ForeColor = System.Drawing.Color.Crimson;
    }
    else
    {
        this.txtShippedDate.OutputFormat = "MMM";
        this.txtShippedDate.ForeColor = System.Drawing.Color.Black;
    }
    //use the following lines to be sure that the OutputFormat
    //is applied to every record
    this.TextBox1.Value = this.TextBox1.Value;
    this.txtShippedDate.Value = this.txtShippedDate.Value;
}