how to add emotions in datalist when send button clicked

using System;

using System.Collections.Generic;

using System.Linq;

using System.Web;

using System.Web.UI;

using System.Web.UI.WebControls;

using System.Data;

using eBizLink_DAL;

using System.Data.SqlClient;

using System.Timers;

using System.Diagnostics;

using System.Windows.Forms;

public partial class ChatWindow : System.Web.UI.Page

{

    protected void Page_Load(object sender, EventArgs e)

    {

        

        Session["txtMessage"] = FreeTextBox1.Text;

        Session["sender"] = 47;

        Session["receiver"] = 52;

        this.btnSend.Focus();

      }

    protected void btnSend_Click(object sender, EventArgs e)

    {

        try

        {

            GetImages();

            SqlParameter param1 = new SqlParameter("@senderid", Session["sender"]);

            SqlParameter param2 = new SqlParameter("@message", Session["txtMessage"]);

            SqlParameter param3 = new SqlParameter("@date", DateTime.Now);

            SqlParameter param7 = new SqlParameter("@receiverid", Session["receiver"]);

            String stm = "sp_ChatInsert";

            SqlHelper.ExecuteNonQuery(CommonSetting.GetConnectionString(true), CommandType.StoredProcedure, stm, param1, param2, param3, param7);

            getMessage();

            FreeTextBox1.Text = null;

        }

        catch (Exception ex)

        {

            Response.Write(ex.Message);

        }

    }

    

   

    public void getMessage()

    {

        try

        {

            string strSql = "sp_GetChatMessage";

            SqlParameter param5 = new SqlParameter("@senderid", Session["sender"]);

            SqlParameter param6 = new SqlParameter("@receiverid", Session["receiver"]);

            DataSet ds = new DataSet();

            ds = SqlHelper.ExecuteDataset(CommonSetting.GetConnectionString(true), CommandType.StoredProcedure, strSql, param5, param6);

            dldisplayMessage.DataSource = ds;

            dldisplayMessage.DataBind();

        }

        catch (Exception

            ex)

        {

            Response.Write(ex.Message);

        }

    }

    protected void Timer1_Tick(object sender, EventArgs e)

    {

        getMessage();

    }

    public void btnHistory_Click(object sender, EventArgs e)

    {

        try

        {

            ScriptManager.RegisterClientScriptBlock(this, this.GetType(), "scr", "javascript:OnClickHistory();", true);

        }

        catch (Exception ex)

        {

            Response.Write(ex.Message);

        }

    }

    //protected void btnFont_Click(object sender, EventArgs e)

    //{

    //    Process p = new Process();

    //    p.StartInfo.FileName = "C:Users\\Lavanya\\Documents\\Visual Studio 2010\\Projects\\Window\\Bin\\debug\\Window.exe";

    //    p.Start();

    //}

    protected byte[] GetImage()

{

    byte[] photo = new byte[FileUpload1.PostedFile.ContentLength];

    FileUpload1.PostedFile.InputStream.Read(photo, 0, photo.Length);

    return photo;

}

    private void GetImages()

    {

        string sq = "select image from tbl_Emotions where EmotionName=@emotion";

         string c = ":p";

         SqlParameter sp2 = new SqlParameter("@emotion", c);

        DataSet ds = new DataSet();

        ds = SqlHelper.ExecuteDataset(CommonSetting.GetConnectionString(true), CommandType.Text,sq, sp2);

        foreach (DataListItem dlv in dldisplayMessage.Items)

        {

            Image img;

            img = (Image)dlv.FindControl("Image");

            img.DataBind();

        }

        

    }

    protected void btnEmotion_Click(object sender, EventArgs e)

    {

        byte[] OriginalPhoto = GetImage();

        //Image img = new Image();

        //img.ID = "image";

        //img.ImageUrl = "images/smiley-1.png";

        //string a = "images/smiley-1.png";

        string b = ":p";

        string sql = "sp_InsertEmotion";

        SqlParameter sp1 = new SqlParameter("@image", OriginalPhoto);

        SqlParameter sp2 = new SqlParameter("@emotionname", b);

        DataSet ds = new DataSet();

        ds = SqlHelper.ExecuteDataset(CommonSetting.GetConnectionString(true), CommandType.StoredProcedure, sql,sp1 ,sp2);

       // dldisplayMessage.DataSource = ds;

       // dldisplayMessage.DataBind();

    }

}