How To Show Confirmation Messagebox Before Insert Data Using Javascript?

How to Show Confirmation MessageBox Before Insert data using Javascri pt? In a `Submit` Button i am usign `OnClientClick` attribute to show Confirmation MessageBox as Follows: OnClientClick="return confirm(`Are you sure, you want to Add this Record?`);" This Confirmation MessageBox will display two button `Yes` and `No` with Text for user confiramtion.If the User clicks on `Yes" button the Record will Insert in a Table.If the user Clicks on `NO` button the Transaction will be Cancelled. Double Click on your Submit Button and write the Insert command code to insert data as follows: protected void btnsubmit_Click1(object sender, EventArgs e) { cmd = new OleDbCommand("insert into student(Name,Rollno) values(`" + textName.Text + "`," + txtID.Text + ")", conn); cmd.ExecuteNonQuery(); OleDbDataAdapter da = new OleDbDataAdapter(cmd); DataSet ds = new DataSet(); da.Fill(ds, "student"); GridView1.DataSource = ds.Tables["student"]; GridView1.DataBind(); textName.Text = ""; txtID.Text = ""; } The Submit Button of Soucre code as below :- 1