protected void ProfileImgSaveBtn_Click(object sender, EventArgs e)
    {
        string  jk = "select * from app_setting";
        DataSet ds = new DataSet();

        ds = dc.getdata(jk);

        if (ds.Tables[0].Rows.Count == 0)
        {
            string ext = System.IO.Path.GetExtension(ProfileImg.FileName);
            if (ext == ".jpg" || ext == ".png" || ext == ".jpeg" || ext == ".gif" || ext == ".GIF" || ext == ".PNG" || ext == ".JPEG" || ext == ".JPG")
            {
                ProfileImg.SaveAs(Server.MapPath("~//admin//AppSetting//ProfileImage//" + ProfileImg.FileName));
                string path = "~//admin//AppSetting//ProfileImage//" + ProfileImg.FileName;

                string jkp = "insert into app_setting values('App1','" + path + "')";
                dc.setdata(jkp);
                ScriptManager.RegisterClientScriptBlock(this.Page, this.Page.GetType(), "alert", "alert('Image Added.');", true);
            }
            else
            {
                ScriptManager.RegisterClientScriptBlock(this.Page, this.Page.GetType(), "alert", "alert('Please select Image Only');", true);
            }
        }
        else
        {
            string ext = System.IO.Path.GetExtension(ProfileImg.FileName);
            if (ext == ".jpg" || ext == ".png" || ext == ".jpeg" || ext == ".gif" || ext == ".GIF" || ext == ".PNG" || ext == ".JPEG" || ext == ".JPG")
            {
                ProfileImg.SaveAs(Server.MapPath("~//admin//AppSetting//ProfileImage//" + ProfileImg.FileName));
                string path = "~//admin//AppSetting//ProfileImage//" + ProfileImg.FileName;

                string jkp = "update app_setting set ProfileImg='" + path + "' where Id='App1'";
                dc.setdata(jkp);

                ScriptManager.RegisterClientScriptBlock(this.Page, this.Page.GetType(), "alert", "alert('Image Updated.');", true);
            }
            else
            {
                ScriptManager.RegisterClientScriptBlock(this.Page, this.Page.GetType(), "alert", "alert('Please select Image Only');", true);
            }
        }
    }