CHECKBOX 的全选，取消，跨页保存的实现

 <script>

$(document).ready(function () {

            /**
            *全选checkbox
            */
            $(".checkall").live("click", function () {
                if ($(this).attr("checked") == "checked") {//如果选中
                    CheckAll();
                } else {
                    UnCheckAll();
                }
                UpdateHfValues();
            });

            $(".checkone").each(function () {
                $(this).live("click", function () {
                    CheckOne();
                    UpdateHfValues();
                });
            });

            function UnCheckAll() {
                //取消全选
                $(".checkone").each(function () {
                    $(this).removeAttr("checked");
                });
            }

            function CheckAll() {
                //全选
                $(".checkone").each(function () {
                    $(this).attr("checked", "checked");
                });
            }

            function CheckOne() {
                //单击单条消息时检验是否全选
                var $length = $(".checkone").length;
                var $checklenght = $(".checkone:checked").length;
                if ($length == $checklenght) {
                    $(".checkall").attr("checked", "checked");
                } else {
                    $(".checkall").removeAttr("checked");
                }
            }
            var arr = $("#hfDel").val().split(",");
            $(".checkone").each(function () {
                var i = 0;
                for (i = 0; i < arr.length; i++) {
                    if (arr[i] == $(this).val()) {
                        $(this).attr("checked", "checked");
                    }
                }
            });
            var checkedNum = $(".checkone:checked").length;
            var allNum = $(".checkone").length;
            if (checkedNum == allNum) {
                $(".checkall").attr("checked", "checked");
            }

            function UpdateHfValues() {
                var $checkOneLen = $(".checkone:checked").length;
                var $conVal = "";
                $(".checkone:checked").each(function (i) {
                    $conVal += $(this).val() + ",";
                });
                if ($conVal.length > 0) {
                    $conVal = $conVal.substring(0, $conVal.length - 1);
                }
                $conVal = $conVal + "," + $("#hfDel").val();

                var allArray = $conVal.split(",");
                $(".checkone").each(function () {
                    if (typeof $(this).attr("checked") != "undefined" && $(this).attr("checked") == "checked") {
                        var i = 0;
                        var find = false;
                        for (i = 0; i < allArray.length; i++) {
                            if (allArray[i] == $(this).val()) {
                                find = true;
                            }
                        }
                        if (find == false) {
                            allArray.push($(this).val());
                        }
                    }
                    else {
                        var i = 0;
                        for (i = 0; i < allArray.length; i++) {
                            if (allArray[i] == $(this).val()) {
                                allArray[i] = "";
                            }
                        }
                    }
                });

                var i = 0;
                var result = "";
                for (i = 0; i < allArray.length; i++) {
                    if (allArray[i] != "") {
                        result += allArray[i] + ",";
                    }
                }
                if (result.length > 0) {
                    result = result.substring(0, result.length - 1);
                }

                $("#hfDel").val(result);
            }

            function UpdateValues() {
                alert($("#hfDel").val());
                var $checkOneLen = $(".checkone:checked").length;
                var $conVal = "";

                $(".checkone:checked").each(function (i) {
                    $conVal += $(this).val() + ",";
                });

                $conVal = $conVal.substring(0, $conVal.length - 1);

                $("#hfDel").val($conVal);
            }

            $("#btnDeletes").unbind("click").live("click", function () {
                if ($("#hfDel").val() != "") {
                    if (confirm("确定要启用用选中的选项吗?")) {
                        return true;
                    } else {
                        return false;
                    }
                } else {
                    alert("您尚未选中要启用的选项!");
                    return false;
                }
            });

            $("#lbTingYong").unbind("click").live("click", function () {
                if ($("#hfDel").val() != "") {
                    if (confirm("确定要停用选中的选项吗?")) {
                        return true;
                    } else {
                        return false;
                    }
                } else {
                    alert("您尚未选中要停用的选项!");
                    return false;
                }
            });
        });   

<script>

 <input type="checkbox" id="ckAll" class="checkall" onclick="checkAll(this)" /></div>

 <input type="checkbox" id="iCheck" class="checkone" value='<%#Eval("cSubjectDetailID") %>' />  

 <asp:HiddenField ID="hfDel" runat="server" />