如何用ext获取trlist列表中选中的链接(href)的值。<table width="700;" cellpadding="0" cellspacing="0" id="list">
                        <asp:Repeater ID="Repeater_Type" runat="server">
                        <HeaderTemplate>
                        <tr>
                        <td class="th1">类别名称</td>
                        <td class="th2">显示顺序</td>
                        <td class="th2">影片数量</td>
                        <td class="th3">&nbsp;</td>
                        <td class="th3 b_th3">&nbsp;</td>
                        </tr>
                        </HeaderTemplate>
                        <ItemTemplate>
                            <tr class="trlist">
                            <td class="th1 b_th"><%#Eval("CAPTION") %></td>
                            <td class="th2 b_th"><%#Eval("ORDER") %></td>
                            <td class="th2 b_th"><%#Eval("ISVIP") %></td>
                            <td class="th3 b_th"><a href="Type.aspx?TypeId=<%#Eval("ID") %>" class="edit">Edit</a></td>
                            <td class="th3 b_th3 b_th"><a href="Type.aspx?TypeId=<%#Eval("ID") %>" class="del">Delete</a></td>
                            </tr>
                        </ItemTemplate>
                        </asp:Repeater>
                    </table>