Print div content using javascript - Asp.net

Script

 <script type="text/javascript">

        function printPartOfPage(elementId) {

            var printContent = document.getElementById(elementId);

            var windowUrl = 'about:blank';

            var uniqueName = new Date();

            var windowName = 'Print' + uniqueName.getTime();

            var printWindow = window.open(windowUrl, windowName, 'left=50000,top=50000,width=0,height=0');

            printWindow.document.write(printContent.innerHTML);

            printWindow.document.close();

            printWindow.focus();

            printWindow.print();

            printWindow.close();

        }

</script>

Button click

<asp:Button ID="btnPrint" runat="server" Text="Print" OnClientClick="JavaScript: printPartOfPage('printablediv');"/>

*Set div id as printablediv

Cookie Sample - Asp.net C#

Store Value

                    HttpCookie AppId = new HttpCookie("Admission");
                    AppId.Value = dtSid.Rows[0][0].ToString(); //or any value

                    Response.Cookies.Add(AppId);

Read Value From Cookie

                     HttpCookie AppId = Request.Cookies["Admission"];

                     String strSample=AppId.Value.ToString();

Send mail using gmail

        SmtpClient smtpclient = new SmtpClient();
        smtpclient.Host = "smtp.gmail.com";
        smtpclient.Port = 587;
        MailMessage mail = new MailMessage();
        mail.IsBodyHtml = true;
        mail.Body = "Your email body ";
        mail.From = new MailAddress("your email address");
        mail.To.Add("To email address");
        mail.Subject = "Subject";
        smtpclient.EnableSsl = true;
        smtpclient.Credentials = new NetworkCredential("youremailID@gmail.com","password");
        smtpclient.DeliveryMethod = SmtpDeliveryMethod.Network;
        smtpclient.Send(mail);

Modal Popup - Ajax toolkit

<ajaxToolkit:ModalPopupExtender ID="MPE" runat="server"
    TargetControlID="LinkButton1"
    PopupControlID="Panel1"
    BackgroundCssClass="modalBackground"
    DropShadow="true"
    OkControlID="OkButton"
    OnOkScript="onOk()"
    CancelControlID="CancelButton"
    PopupDragHandleControlID="Panel3" />