how to display like this

1?i have a Repeater named rptAnswer,a TextBox named txtAnswer and a Button named btnSave in a aspx page.
now,when i click btnSave to submit the form?the btnSave_Click event code like this:

 1 protected void btnSave_Click(object sender, EventArgs e)
2 {
3 string AnswerContent = txtAnswer.Text.Trim();
4 txtAnswer.Text = "";
5
6 //validator data and insert into mssql2000 database
7
8 Response.Write("<div id=\"divNotify\" name=\"divNotify\" style=\"position:absolute;display:block;border:1 solid red;le ...