protected void btnUploadImage_Click(object sender, EventArgs e)
    {
        try
        {
            if (Session["UserID"] != null)
            {
                ClsBAL obj = new ClsBAL();
                byte[] imageByte = null;
                if (fuImage.HasFile)
                {
                    HttpPostedFile postedFile = fuImage.PostedFile;
                    imageByte = new byte[postedFile.ContentLength];
                    if (postedFile.ContentLength > 102400)
                    { lblMsg.InnerHtml = "The size of image must be less than 100KB(102400 bytes)."; return; }
                    postedFile.InputStream.Read(imageByte, 0, postedFile.ContentLength);
                }
                lblMsg.InnerHtml = obj.InsertAgentLogo(Convert.ToInt32(Session["UserID"].ToString()), imageByte);

                Image img = (Image)this.Master.FindControl("imgAgentLogo");
                img.ImageUrl = imgAgentLogo.ImageUrl = "~/ActualImage.ashx?ID=" + Session["UserID"].ToString();
            }
        }
        catch (Exception ex)
        {
            lblMsg.InnerHtml = ex.Message;
            throw;
        }
    }