private void dataGridView1_CellContentClick(object sender, DataGridViewCellEventArgs e)
{
int rowIndex = dataGridView1.CurrentCell.RowIndex;
if (rows[rowIndex].Cells[3].Selected)
{
string hostName = dataGridView1.Rows[e.RowIndex].Cells[0].Value.ToString();
monitorSystem.removeHost(new Host(hostName));
dataGridView1.Rows.RemoveAt(rowIndex);
}
}
