?using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Drawing;
using System.IO;
public partial class admin_ShowImage : System.Web.UI.Page
{
    BaseClass bc = new BaseClass();
    protected void Page_Load(object sender, EventArgs e)
    {
        if(!this.Page.IsPostBack)
        {
            Session["CheckCodes"] = bc.RandomNum(4);
            bc.CheckCodes(Session["CheckCodes"].ToString());
           
        }
    }
}