给ztree节点赋值

// 右击事件
    function onRightClick(event, treeId, treeNode) {
        document.oncontextmenu = function() {
            return false;
        }
        if (treeNode.id == "1") {
            return;
        }

        // 节点赋值
        $("#toUpdateBtn").attr("sid", treeNode.id);
        $("#deleteBtn").attr("sid", treeNode.id);

        showContextMenu(140, event.clientY - 60);
    }

// 编辑信息
    $("#toUpdateBtn").on("click", function() {
        
        $("#treeContextMenu").hide();
        var id = $("#toUpdateBtn").attr("sid");
        layer.open({
            type : 2,
            title : '编辑信息',
            area : [ '1000px', '650px' ],
            fix : false, // �
            content : basePath + '/design/detain/toUpd?id='+id,
            end : function() {
                initTree();
            }
        });
    });

$("#deleteBtn").on("click", function() {
        $("#treeContextMenu").hide();
        if (!confirm("是否确认删除"))
            return;

        var id = $("#deleteBtn").attr("sid");

        $.ajax({
            url : basePath + "/design/detain/deleteNode",
            data : {
                "id" : id,
            },
            type : "get",
            success : function(data) {
                initTree();
            }
        });
        deleteDetain(id);
    });