当鼠标移动到不同行时颜色变换(引用)

protected void FilesGrid_ItemDataBound(object sender, DataGridItemEventArgs e)
 {
  if (e.Item.ItemType != ListItemType.Footer && e.Item.ItemType != ListItemType.Header)
  {
   e.Item.Attributes["onmouseover"] = "this.className='tdbg-dark'";
   e.Item.Attributes["onmouseout"] = "this.className='tdbg'";
  }
 }