How to Select a Row in GridView without using select button

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protected void MyGridView_RowDataBound(object sender, GridViewRowEventArgs
e)
{
if (e.Row.RowType == DataControlRowType.DataRow)
{
e.Row.Attributes.Add("onclick",
ClientScript.GetPostBackEventReference(MyGridView, "Select$" +
e.Row.RowIndex.ToString()));
e.Row.Style.Add("cursor", "pointer");
}
}

protected void MyGridView_SelectedIndexChanged(object sender, EventArgs e)
{
string strSelectedID = MyGridView.SelectedValue.ToString();
}