트리 만들기 테스트

https://jsfiddle.net/jangwonwoong/nm7cLLm0/

var JOW_APP = JOW_APP || {};
JOW_APP._tree = 
        [
            { id : "home", name : "HOME", parentId : "root",order: 0 },
            { id : 'sub_01', parentId : 'home', name : '감천문화마을',doc : 'sub_01', CssClass : 'top_color_01' ,order: 0},
			{ id : 'sub_01_02', parentId : 'sub_01', name : '마을소개',doc:'sub_01_02' ,order: 0  },
			{ id : 'sub_01_03', parentId : 'sub_01', name : '시설안내',doc:'sub_01_03' ,order: 1 },
			{ id : 'sub_01_04', parentId : 'sub_01', name : '마을 둘러보기',doc:'sub_01_04' ,order: 2 },
			{ id : 'sub_01_04', parentId : 'sub_01', name : '작품안내',doc:'sub_01_04' ,order: 3 },
			{ id : 'sub_01_05', parentId : 'sub_01', name : '오시는길',doc:'sub_01_05' ,order: 4 },
			{ id : 'sub_02', parentId : 'home', name : '체험 및 숙박',doc : 'sub_02' , CssClass : 'top_color_02' ,order: 1},
			{ id : 'sub_02_02', parentId: 'sub_02', name : '공방 소개',doc:'sub_02_02' ,order: 0 },
			{ id : 'sub_02_03', parentId: 'sub_02', name : '입주작가 공방',doc:'sub_02_03' ,order: 1 },
			{ id : 'sub_02_04', parentId: 'sub_02', name : '체험 신청',doc:'sub_02_04' ,order: 2 },
			{ id : 'sub_02_05', parentId: 'sub_02', name : '객실 소개',doc:'sub_02_05' ,order: 3 },
			{ id : 'sub_02_06', parentId: 'sub_02', name : '객실 예약',doc:'sub_02_06' ,order: 4 },
			{ id : 'sub_03', parentId : 'home', name : '문화쇼핑',doc : 'sub_03' , CssClass : 'top_color_03' ,order: 2},
			{ id : 'sub_02_02', parentId : 'sub_03', name : '마을기업 소개',doc : 'sub_02_03' ,order: 0},
			{ id : 'sub_02_03', parentId : 'sub_03', name : '관광상품',doc : 'sub_02_03' ,order: 1},
			{ id : 'sub_02_04', parentId : 'sub_03', name : '입주작가 작품',doc : 'sub_02_04' ,order: 2},
			{ id : 'sub_04', parentId : 'home', name : '정보광장',doc : 'sub_04' , CssClass : 'top_color_04' ,order: 3 },
			{ id : 'sub_04_02', parentId : 'sub_04', name : '주요 관광지',doc : 'sub_04_02' ,order: 0},
			{ id : 'sub_04_03', parentId : 'sub_04', name : '주요 문화재',doc : 'sub_04_03' ,order: 1},
			{ id : 'sub_04_04', parentId : 'sub_04', name : '전통시장' ,doc : 'sub_04_04' ,order: 2},
			{ id : 'sub_04_05', parentId : 'sub_04', name : '먹거리 정보',doc : 'sub_04_05' ,order: 3},
			{ id : 'sub_05', parentId : 'home', name : '마을소식',doc : 'sub_05' , CssClass : 'top_color_05' ,order: 4 },
			{ id : 'sub_05_02', parentId : 'sub_05', name : '공지사항',doc:'sub_05_02' ,order: 0 },
			{ id : 'sub_05_03', parentId : 'sub_05', name : '행사안내',doc:'sub_05_03' ,order: 1 },
			{ id : 'sub_05_04', parentId : 'sub_05', name : '언론보도',doc:'sub_05_04' ,order: 2 },
			{ id : 'sub_05_05', parentId : 'sub_05', name : '마을소식지',doc:'sub_05_05' ,order: 3 },
			{ id : 'sub_05_06', parentId : 'sub_05', name : '주민협의회',doc:'sub_05_06' ,order: 4 },
			{ id : 'sub_06', parentId : 'home', name : '소통공간',doc : 'sub_06' , CssClass : 'top_color_06' ,order: 5 },
			{ id : 'sub_06_02', parentId : 'sub_06', name : '문화마을 후기',doc:'sub_06_02' ,order: 0 },
			{ id : 'sub_06_03', parentId : 'sub_06', name : '감천 갤러리',doc:'sub_06_03' ,order: 1},
			{ id : 'sub_06_04', parentId : 'sub_06', name : '감천 동영상',doc:'sub_06_04' ,order: 2},
			{ id : 'sub_06_05', parentId : 'sub_06', name : '자주묻는질문',doc:'sub_06_05' ,order: 3}
        ];
JOW_APP.site_map = (function(_list, _rootId) {
	var _treeModel = [];
	var _listLength = _list.length;
	var _treeLength = 0;
	var _loopLength = 0;
  var _current = [];
  var _next = [];
  var _prev = [];
  var _set_doc = function (p_doc_id,c_doc_id) {
    $.each(_treeModel[0].children, function(i,v) {
            if(v.id == p_doc_id) {
            	var _sub_tree = v.children;
            	$.each(_sub_tree,function(i,v){
                if(v.id == c_doc_id) {
                  _current.length = 0;
                  _next.length = 0;
                  _prev.length = 0;
                  _current.push(_sub_tree[i]);
                  _next.push(_sub_tree[i+1]);
                  _prev.push(_sub_tree[i-1]);
                  return false;
                 }
              });
            }
		});
	}
	var getParentNode = function ( _children, item ) {
		for ( var i=0, child; child = _children[i]; i++ ) {
			if ( child.id === item.parentId ) {
				var view =
				{
					"id" : item.id,
					"name" : item.name,
					"doc" : item.doc,
					"CssClass" : item.CssClass,
					"order" : item.order,
					"children" : []
				};
				child.children.push(view);
				_treeLength++;
				_list.splice( _list.indexOf( item ), 1 );
				child.children.sort( function ( a, b ) { 
					return a.order < b.order ? -1 : a.order > b.order ? 1 : 0;  
				});
				break;
			}
			else {
				if( child.children.length ) {
					arguments.callee( child.children, item );
				}
			}
		}
	}
	while ( _treeLength != _listLength && _listLength != _loopLength++ ) {
		for ( var i=0, item; item = _list[i]; i++ ) {
			if ( item.parentId === _rootId ) {
				var view =
				{
					"id" : item.id,
					"name" : item.name,
					"doc" : item.doc,
					"CssClass" : item.CssClass,
					"order" : item.order,
					"children" : []
				};
				_treeModel.push(view);
				_treeLength++;
				_list.splice(i, 1);
				_treeModel.sort( function ( a, b )
				{ 
					return a.order < b.order ? -1 : a.order > b.order ? 1 : 0;  
				});
				break;
			}
			else {
				getParentNode( _treeModel, item );
			}
		}
	}
	return {
		treeModel : _treeModel,
    set_doc : _set_doc,
		next : _next,
    prev : _prev
	}
})(JOW_APP._tree,'root');
var rs = JOW_APP.site_map.treeModel;
JOW_APP.site_map.set_doc('sub_01','sub_01_02');
var next = JOW_APP.site_map.next;
var prev = JOW_APP.site_map.prev;
document.getElementById('result').innerHTML = JSON.stringify(next, null, '    ');