private void button1_Click(object sender, System.EventArgs e)
		{
			Object obj1 = this.dataGrid1[dataGrid1.CurrentCell];
			Object obj2 = this.dataGrid1[x, y];
			int i = int.Parse(obj1.ToString());
		}

 
		private void button2_Click(object sender, System.EventArgs e)
		{
			DataTable dt = (DataTable)this.dataGrid1.DataSource;
			int maxValue = (int)dt.Compute("MAX(SPALTE)", "");
		}