How can i send image to cheakout page from detail page?

Question

This is code which I am doing on the details page

 

DataSet pds;

pds = new DataSet();

DataTable dt = new DataTable();

dt.Columns.Add(new DataColumn("Imagename"));

dt.Columns.Add(new DataColumn("productid"));

dt.Columns.Add(new DataColumn("Id"));

dt.Columns.Add(new DataColumn("Productname"));

dt.Columns.Add(new DataColumn("quantity"));

dt.Columns.Add(new DataColumn("Price"));

dt.Columns.Add(new DataColumn("saleprice"));

pds.Tables.Add(dt);

DataRow dr = pds.Tables[0].NewRow();

dr["Imagename"] = ds.Tables[0].Rows[0]["Imagename"].ToString();

dr["productid"] = Request.QueryString["id"];

dr["Id"]= ds.Tables[0].Rows[0]["id"].ToString();

dr["Productname"] = ds.Tables[0].Rows[0]["Productname"].ToString();

dr["quantity"] = qty.Value;

dr["Price"] = ds.Tables[0].Rows[0]["Price"].ToString();

dr["saleprice"] = ds.Tables[0].Rows[0]["saleprice"].ToString();