Repeater中的LinkButton添加OnClick事件

    <asp:Repeater ID="Repeater1" runat="server"  OnItemCommand="Repeater1_ItemCommand1">
      <ItemTemplate>
        <asp:LinkButton ID="LinkButton1" runat="server"  CommandName="aa"  CommandArgument='<%#Eval("xx")%>'></asp:LinkButton>
        <asp:LinkButton ID="LinkButton2" runat="server" CommandName="bb" CommandArgument='<%#Eval("yy") %>'>Download</asp:LinkButton>
      </ItemTemplate>
    </asp:Repeater>


     protected void Repeater1_ItemCommand1(object source, RepeaterCommandEventArgs e)
     {
      if (e.CommandName == "aa")
      {
 ...
       }
      if (e.CommandName == "bb")
      {
 ...
       }
      }