private void dataGridView1_CellFormatting(object sender, DataGridViewCellFormattingEventArgs e)
        {
            if (dataGridView1.Rows[e.RowIndex].Cells[e.ColumnIndex].Value.ToString() == "1")
                e.CellStyle.BackColor = Color.Red;
        }

------解决方案--------------------
	e.Row.Attributes.Add("onclick", "if(window.oldtr!=null){window.oldtr.runtimeStyle.cssText='';}this.runtimeStyle.cssText='background-color:#e6c5fc';window.oldtr=this");
			e.Row.Attributes.Add("onmouseover", "c=this.style.backgroundColor;this.style.backgroundColor='#B2DFEE'");
			e.Row.Attributes.Add("onmouseout", "this.style.backgroundColor=c");
使用于asp.net IE