<asp:DataGrid id="DataGrid1" runat="server" AutoGenerateColumns="False">
<Columns>
<asp:TemplateColumn>
<ItemTemplate>
<asp:CheckBox id="checkbox1" Runat ="server"></asp:CheckBox>
<asp:Label  runat="server" Text='<%# DataBinder.Eval(Container, "DataItem") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateColumn>
</Columns>
</asp:DataGrid>

   <script>  
   function checkme(obj,tr){
   if(obj.checked)
      tr.style.backgroundColor='blue';
   else
      tr.style.backgroundColor='';
    }
    </script>  

private void Page_Load(object sender, System.EventArgs e)
{
// Put user code to initialize the page here
if(!IsPostBack)
{
  databind();
}
}
private void databind()
{
ArrayList arr=new ArrayList();
arr.Add("新闻综合");
arr.Add("综艺");
arr.Add("电影");
arr.Add("教育");
arr.Add("戏剧");
arr.Add("军事");
arr.Add("体育");
DataGrid1.DataSource=arr;
DataGrid1.DataBind();  
int i;
for(i=0;i<DataGrid1.Items.Count;i  ){
  CheckBox cb;
  cb=(CheckBox)DataGrid1.Items[i].FindControl("checkbox1");  
  DataGrid1.Items[i].Attributes.Add("id","tr"   i.ToString());  
  cb.Attributes.Add("onclick","checkme(this,tr"   i.ToString()   ");");  
}
}