test.aspx
----------------------------------------
test.asx.cs
using MaaShardaTech.Common;
public partial class test : System.Web.UI.Page
{
CommonFun objcf = new CommonFun();
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
objcf.SetDoctrTypeToDDL(ddlDoctorsType);
...