I Have A Checkboxlist & 3 Textboxs In A Gridview & When I Click On A Perticular Checkbox Textbox Should Enable...

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.NET

Gridview

Hello,

I have a checkboxlist & 3 textboxs in a gridview & when i click on a perticular checkbox 1st textbox should enable, but when i click on checkbox it is not working.

Please help me with this. Any help would be appreciable.

Below is my code=>

<asp:GridView ID="grdOffpageTask" runat="server" AutoGenerateColumns="false" OnRowDataBound="grdOffpageTask_RowDataBound">

                                        <Columns>
                                        <asp:BoundField DataField="SA_id" HeaderText="SA_id"  />
                                        <asp:TemplateField HeaderText="Name">
                                        <ItemTemplate>
                                        <asp:CheckBoxList ID="cbOffpage" runat="server"></asp:CheckBoxList>
                                        </ItemTemplate>
                                        </asp:TemplateField>

                                            <asp:TemplateField HeaderText="Day">
                                        <ItemTemplate>
                                        <asp:TextBox ID="txtDaywise" runat="server" onkeypress="return AllowNumbersOnly1(this,event)" MaxLength="6" AutoPostBack="true"></asp:TextBox>
                                        </ItemTemplate>
                                        </asp:TemplateField>

                                            <asp:TemplateField HeaderText="Week">
                                        <ItemTemplate>
                                        <asp:TextBox ID="txtWeekwise" runat="server" onkeypress="return AllowNumbersOnly2(this,event)" MaxLength="6"></asp:TextBox>
                                        </ItemTemplate>
                                        </asp:TemplateField>

                                            <asp:TemplateField HeaderText="Month">
                                        <ItemTemplate>
                                        <asp:TextBox ID="txtMonthwise" runat="server" onkeypress="return AllowNumbersOnly3(this,event)" MaxLength="6"></asp:TextBox>
                                        </ItemTemplate>
                                        </asp:TemplateField>


                                        </Columns>
                                        </asp:GridView>

Jquery=>

<script src="http://ajax.aspnetcdn.com/ajax/jQuery/jquery-1.5.js" type="text/javascript"></script>
 <script type="text/javascript">
 $(document).ready(function() {
 $("input[type=text][id*=txtDaywise]").attr("disabled", true);
 $("input[type=checkbox][id*=cbOffpage]").click(function() {
 if (this.checked)
 $(this).closest("tr").find("input[type=text][id*=txtDaywise]").attr("disabled", false);
 else
 $(this).closest("tr").find("input[type=text][id*=txtDaywise]").attr("disabled", true);
 });
 });

 </script>