Sending Email From Your Gmail Account in C#.net

Use these namespace and add function to your event on which you want to send email.
*****************************************************************
using System.Web
using System.Net
using System.Net.Mail
**********************
public void sendml()
{
try
{
SmtpClient client = new SmtpClient();
MailAddress sendto = new MailAddress("email of other person");
MailAddress from = new MailAddress("youremail");
MailMessage message = new MailMessage(from, sendto);
message.IsBodyHtml = true;
message.Subject = "Test by Sandeep";
string st = "Emp Name:" + TextBox1.Text.ToString() + "
Login Time:" + TextBox2.Text.ToString() + "
Logout Time:" + TextBox3.Text + "
Host Name:" + TextBox4.Text + "
Description:" + TextBox5.Text + "";
message.Body = st;
message.IsBodyHtml = true;
NetworkCredential basicauthantication =new NetworkCredential("emailid@gmail.com", "password");
client.Host = "smtp.gmail.com";
client.UseDefaultCredentials = false;
client.Credentials = basicauthantication;
client.EnableSsl = true;
client.Send(message);
Response.Write("mail has been sent");
}
catch (Exception ex)
{
Response.Write(ex.Message);
}
}

Data insert in Gridview

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data.OleDb;
using System.Data;
public partial class form : System.Web.UI.Page
{
OleDbCommand cmd;
OleDbConnection cn;
OleDbDataAdapter da;
DataSet ds;

protected void Page_Load(object sender, EventArgs e)
{
function();
}

protected void Button2_Click(object sender, EventArgs e)
{
cn = new OleDbConnection("Provider=Microsoft.ACE.OLEDB.12.0;Data Source=F:\\Sandeep cmc\\Database21.accdb");
da = new OleDbDataAdapter("insert into userr (name1)values('"+TextBox2.Text+"')", cn);
ds = new DataSet();
da.Fill(ds);
function();

}

public void function()

{
cn = new OleDbConnection("Provider=Microsoft.ACE.OLEDB.12.0;Data Source=F:\\Sandeep cmc\\Database21.accdb");
da = new OleDbDataAdapter("select * from userr", cn);
ds = new DataSet();
da.Fill(ds);
GridView1.DataSource = ds;
GridView1.DataBind();


}
}