/*--------------------------------------------------|

| dTree 2.05 | www.destroydrop.com/javascript/tree/ |

|---------------------------------------------------|

| Copyright (c) 2002-2003 Geir Landrö               |

|                                                   |

| This script can be used freely as long as all     |

| copyright messages are intact.                    |

|                                                   |

| Updated: 17.04.2003                               |

|--------------------------------------------------*/



// Node object

function Node(id, pid, name, url, title, target, icon, iconOpen, open) {

	this.id = id;

	this.pid = pid;

	this.name = name;

	this.url = url;

	this.title = title;

	this.target = target;

	this.icon = icon;

	this.iconOpen = iconOpen;

	this._io = open || false;

	this._is = false;

	this._ls = false;

	this._hc = false;

	this._ai = 0;

	this._p;

};



// Tree object

function dTree(objName) {

	this.config = {

		target					: null,

		folderLinks			: true,

		useSelection		: true,

		useCookies			: false,

		useLines				: true,

		useIcons				: false,

		useStatusText		: false,

		closeSameLevel	: false,

		inOrder					: false

	}

	this.icon = {

		root				: 'http://main.tianya.cn/city/images/tree_base.gif',

		folder			: 'http://main.tianya.cn/city/images/tree_folder.gif',

		folderOpen	: 'http://main.tianya.cn/city/images/tree_folderopen.gif',

		node				: 'http://main.tianya.cn/city/images/tree_page.gif',

		empty				: 'http://main.tianya.cn/city/images/tree_empty.gif',

		line				: 'http://main.tianya.cn/city/images/tree_blank.gif',

		join				: 'http://main.tianya.cn/city/images/tree_10.gif',

		joinBottom	: 'http://main.tianya.cn/city/images/tree_10.gif',

		plus				: 'http://main.tianya.cn/city/images/tree_07.gif',

		plusBottom	: 'http://main.tianya.cn/city/images/tree_07.gif',

		minus				: 'http://main.tianya.cn/city/images/tree_03.gif',

		minusBottom	: 'http://main.tianya.cn/city/images/tree_03.gif',

		nlPlus			: 'http://main.tianya.cn/city/images/tree_nolines_plus.gif',

		nlMinus			: 'http://main.tianya.cn/city/images/tree_nolines_minus.gif'

	};

	this.obj = objName;

	this.aNodes = [];

	this.aIndent = [];

	this.root = new Node(-1);

	this.selectedNode = null;

	this.selectedFound = false;

	this.completed = false;

};



// Adds a new node to the node array

dTree.prototype.add = function(id, pid, name, url, title, target, icon, iconOpen, open) {

	this.aNodes[this.aNodes.length] = new Node(id, pid, name, url, title, target, icon, iconOpen, open);

};



// Open/close all nodes

dTree.prototype.openAll = function() {

	this.oAll(true);

};

dTree.prototype.closeAll = function() {

	this.oAll(false);

};



// Outputs the tree to the page

dTree.prototype.toString = function() {

	var str = '<div class="dtree">\n';

	if (document.getElementById) {

		str += this.addNode(this.root);

	} else str += 'Browser not supported.';

	str += '</div>';

	if (!this.selectedFound) this.selectedNode = null;

	this.completed = true;

	return str;

};



// Creates the tree structure

dTree.prototype.addNode = function(pNode) {

	var str = '';

	var n=0;

	if (this.config.inOrder) n = pNode._ai;

	for (n; n<this.aNodes.length; n++) {

		if (this.aNodes[n].pid == pNode.id) {

			var cn = this.aNodes[n];

			cn._p = pNode;

			cn._ai = n;

			this.setCS(cn);

			if (!cn.target && this.config.target) cn.target = this.config.target;

			if (!this.config.folderLinks && cn._hc) cn.url = null;

			if (this.config.useSelection && cn.id == this.selectedNode && !this.selectedFound) {

					cn._is = true;

					this.selectedNode = n;

					this.selectedFound = true;

			}

			str += this.node(cn, n);

			if (cn._ls) break;

		}

	}

	return str;

};



// Creates the node icon, url and text

dTree.prototype.node = function(node, nodeId) {

	var str = '<div class="dTreeNode">' + this.indent(node, nodeId);

	if (this.config.useIcons) {

		if (!node.icon) node.icon = (this.root.id == node.pid) ? this.icon.root : ((node._hc) ? this.icon.folder : this.icon.node);

		if (!node.iconOpen) node.iconOpen = (node._hc) ? this.icon.folderOpen : this.icon.node;

		if (this.root.id == node.pid) {

			node.icon = this.icon.root;

			node.iconOpen = this.icon.root;

		}

		str += '<img id="i' + this.obj + nodeId + '" src="' + ((node._io) ? node.iconOpen : node.icon) + '" alt="" />';

	}

	if (node.url) {

		str += '<a id="s' + this.obj + nodeId + '" class="' + ((this.config.useSelection) ? ((node._is ? 'nodeSel' : 'node')) : 'node') + '" href="' + node.url + '"';

		if (node.title) str += ' title="' + node.title + '"';

		if (node.target) str += ' target="' + node.target + '"';

		if (this.config.useStatusText) str += ' onmouseover="window.status=\'' + node.name + '\';return true;" onmouseout="window.status=\'\';return true;" ';

		if (this.config.useSelection && ((node._hc && this.config.folderLinks) || !node._hc))

			str += ' onclick="javascript: ' + this.obj + '.s(' + nodeId + ');"';

		str += '>';

	}

	else if ((!this.config.folderLinks || !node.url) && node._hc && node.pid != this.root.id)

		str += '<a href="javascript: ' + this.obj + '.o(' + nodeId + ');" class="node">';

	str += node.name;

	if (node.url || ((!this.config.folderLinks || !node.url) && node._hc)) str += '</a>';

	str += '</div>';

	if (node._hc) {

		str += '<div id="d' + this.obj + nodeId + '" class="clip" style="display:' + ((this.root.id == node.pid || node._io) ? 'block' : 'none') + ';">';

		str += this.addNode(node);

		str += '</div>';

	}

	this.aIndent.pop();

	return str;

};



// Adds the empty and line icons

dTree.prototype.indent = function(node, nodeId) {

	var str = '';

	if (this.root.id != node.pid) {

		for (var n=0; n<this.aIndent.length; n++)

			str += '<img src="' + ( (this.aIndent[n] == 1 && this.config.useLines) ? this.icon.line : this.icon.empty ) + '" alt="" />';

		(node._ls) ? this.aIndent.push(0) : this.aIndent.push(1);

		if (node._hc) {

			str += '<a href="javascript: ' + this.obj + '.o(' + nodeId + ');"><img id="j' + this.obj + nodeId + '" src="';

			if (!this.config.useLines) str += (node._io) ? this.icon.nlMinus : this.icon.nlPlus;

			else str += ( (node._io) ? ((node._ls && this.config.useLines) ? this.icon.minusBottom : this.icon.minus) : ((node._ls && this.config.useLines) ? this.icon.plusBottom : this.icon.plus ) );

			str += '" alt="" /></a>';

		} else str += '<img src="' + ( (this.config.useLines) ? ((node._ls) ? this.icon.joinBottom : this.icon.join ) : this.icon.empty) + '" alt="" />';

	}

	return str;

};



// Checks if a node has any children and if it is the last sibling

dTree.prototype.setCS = function(node) {

	var lastId;

	for (var n=0; n<this.aNodes.length; n++) {

		if (this.aNodes[n].pid == node.id) node._hc = true;

		if (this.aNodes[n].pid == node.pid) lastId = this.aNodes[n].id;

	}

	if (lastId==node.id) node._ls = true;

};



// Returns the selected node

dTree.prototype.getSelected = function() {

	return  null;

};



// Highlights the selected node

dTree.prototype.s = function(id) {

	if (!this.config.useSelection) return;

	var cn = this.aNodes[id];

	if (cn._hc && !this.config.folderLinks) return;

	if (this.selectedNode != id) {

		if (this.selectedNode || this.selectedNode==0) {

			eOld = document.getElementById("s" + this.obj + this.selectedNode);

			eOld.className = "node";

		}

		eNew = document.getElementById("s" + this.obj + id);

		eNew.className = "nodeSel";

		this.selectedNode = id;

	}

};



// Toggle Open or close

dTree.prototype.o = function(id) {

	var cn = this.aNodes[id];

	this.nodeStatus(!cn._io, id, cn._ls);

	cn._io = !cn._io;

	if (this.config.closeSameLevel) this.closeLevel(cn);

};



// Open or close all nodes

dTree.prototype.oAll = function(status) {

	for (var n=0; n<this.aNodes.length; n++) {

		if (this.aNodes[n]._hc && this.aNodes[n].pid != this.root.id) {

			this.nodeStatus(status, n, this.aNodes[n]._ls)

			this.aNodes[n]._io = status;

		}

	}

};



// Opens the tree to a specific node

dTree.prototype.openTo = function(nId, bSelect, bFirst) {

	if (!bFirst) {

		for (var n=0; n<this.aNodes.length; n++) {

			if (this.aNodes[n].id == nId) {

				nId=n;

				break;

			}

		}

	}

	var cn=this.aNodes[nId];

	if (cn.pid==this.root.id || !cn._p) return;

	cn._io = true;

	cn._is = bSelect;

	if (this.completed && cn._hc) this.nodeStatus(true, cn._ai, cn._ls);

	if (this.completed && bSelect) this.s(cn._ai);

	else if (bSelect) this._sn=cn._ai;

	this.openTo(cn._p._ai, false, true);

};



// Closes all nodes on the same level as certain node

dTree.prototype.closeLevel = function(node) {

	for (var n=0; n<this.aNodes.length; n++) {

		if (this.aNodes[n].pid == node.pid && this.aNodes[n].id != node.id && this.aNodes[n]._hc) {

			this.nodeStatus(false, n, this.aNodes[n]._ls);

			this.aNodes[n]._io = false;

			this.closeAllChildren(this.aNodes[n]);

		}

	}

}



// Closes all children of a node

dTree.prototype.closeAllChildren = function(node) {

	for (var n=0; n<this.aNodes.length; n++) {

		if (this.aNodes[n].pid == node.id && this.aNodes[n]._hc) {

			if (this.aNodes[n]._io) this.nodeStatus(false, n, this.aNodes[n]._ls);

			this.aNodes[n]._io = false;

			this.closeAllChildren(this.aNodes[n]);		

		}

	}

}



// Change the status of a node(open or closed)

dTree.prototype.nodeStatus = function(status, id, bottom) {

	eDiv	= document.getElementById('d' + this.obj + id);

	eJoin	= document.getElementById('j' + this.obj + id);

	if (this.config.useIcons) {

		eIcon	= document.getElementById('i' + this.obj + id);

		eIcon.src = (status) ? this.aNodes[id].iconOpen : this.aNodes[id].icon;

	}

	eJoin.src = (this.config.useLines)?

	((status)?((bottom)?this.icon.minusBottom:this.icon.minus):((bottom)?this.icon.plusBottom:this.icon.plus)):

	((status)?this.icon.nlMinus:this.icon.nlPlus);

	eDiv.style.display = (status) ? 'block': 'none';

};




// [Cookie] Checks if a node id is in a cookie

dTree.prototype.isOpen = function(id) {

	return false;

};



// If Push and pop is not implemented by the browser

if (!Array.prototype.push) {

	Array.prototype.push = function array_push() {

		for(var i=0;i<arguments.length;i++)

			this[this.length]=arguments[i];

		return this.length;

	}

};

if (!Array.prototype.pop) {

	Array.prototype.pop = function array_pop() {

		lastElement = this[this.length-1];

		this.length = Math.max(this.length-1,0);

		return lastElement;

	}

};

var _hainanNavTree = new dTree('_hainanNavTree');
if(true){

	var createTreeUrl=function(url){
		if(url==null){
			return null;
		}
		if(url.toLowerCase().indexOf(".asp")>0){
			var tempKey = __global.getKey()==null?0:__global.getKey();
			var tempUserId = (tempKey==0)?0:(__global.getUserId()==null?0:__global.getUserId());
			url = url+"&idWriter="+tempUserId+"&key="+tempKey 
		}
		return url;
	}

	var tempIndex = 1;
	var tempP = 0;
	/*root*/
	_hainanNavTree.add(0,-1,'');
	
	var class1 = [
		{id:1,n:"热门推荐"},
		{id:2,n:"生活街区"},
		{id:3,n:"主题讨论"},
		{id:4,n:"城市家园"}
	];
	
	var class2 = [
		{pid:1,n:'海南在线',v:'http://www.hainan.net/'},
		{pid:1,n:'海南发展',v:'http://1home.hainan.net/index.asp?vitem=hn'},
		{pid:1,n:'海南旅游',v:'http://1home.hainan.net/index.asp?vitem=no21'},
		{pid:1,n:'网友采风',v:'http://1home.hainan.net/index.asp?vitem=servantonline'},
		{pid:1,n:'投诉报料',v:'http://1home.hainan.net/index.asp?vitem=xhw'},
		{pid:1,n:'摄影贴图',v:'http://1home.hainan.net/index.asp?vitem=ehomephot'},
		{pid:1,n:'天涯情缘',v:'http://1home.hainan.net/index.asp?vitem=194'},
		{pid:1,n:'海　　口',v:'http://1home.hainan.net/index.asp?vitem=40'},
		{pid:1,n:'三　　亚',v:'http://sanya.tianya.cn'},
		{pid:2,n:'分类信息',v:'http://info.tianya.cn/22/64.shtml'},
		{pid:2,n:'业主小区',v:'http://1home.hainan.net/index.asp?vitem=758'},
		{pid:2,n:'<font style="font-family:宋体;">房子·家</font>',v:'http://1home.hainan.net/index.asp?vitem=757'},
		{pid:2,n:'家居装饰',v:'http://1home.hainan.net/index.asp?vitem=421'},
		{pid:2,n:'海南美食',v:'http://1home.hainan.net/index.asp?vitem=754'},
		{pid:2,n:'椰城时尚',v:'http://1home.hainan.net/index.asp?vitem=199'},
		{pid:2,n:'户外运动',v:'http://1home.hainan.net/index.asp?vitem=176'},
		{pid:2,n:'H3垃圾场',v:'http://1home.hainan.net/index.asp?vitem=156'},
		{pid:2,n:'海南旅游',v:'http://1home.hainan.net/index.asp?vitem=no21'},
		{pid:2,n:'健康生活',v:'http://1home.hainan.net/index.asp?vitem=677'},
		{pid:2,n:'ＩＴ家电',v:'http://1home.hainan.net/index.asp?vitem=385'},
		{pid:2,n:'自驾车族',v:'http://1home.hainan.net/index.asp?vitem=159'},
		{pid:2,n:'教育园地',v:'http://1home.hainan.net/index.asp?vitem=726'},
		{pid:2,n:'校园驿站',v:'http://1home.hainan.net/index.asp?vitem=schoolculture'},
		{pid:2,n:'老爸茶坊',v:'http://1home.hainan.net/index.asp?vitem=laoba'},
		{pid:3,n:'海南发展',v:'http://1home.hainan.net/index.asp?vitem=hn'},
		{pid:3,n:'投诉报料',v:'http://1home.hainan.net/index.asp?vitem=xhw'},
		{pid:3,n:'市民记录',v:'http://1home.hainan.net/index.asp?vitem=794'},
		{pid:3,n:'摄影贴图',v:'http://1home.hainan.net/index.asp?vitem=ehomephot'},
		{pid:3,n:'天涯情缘',v:'http://1home.hainan.net/index.asp?vitem=194'},
		{pid:3,n:'志愿海南',v:'http://1home.hainan.net/index.asp?vitem=volunteerhn'},
		{pid:3,n:'琼崖史志',v:'http://1home.hainan.net/index.asp?vitem=419'},
		{pid:3,n:'海南文苑',v:'http://1home.hainan.net/index.asp?vitem=220'},
		{pid:3,n:'视频海南',v:'http://1home.hainan.net/index.asp?vitem=670'},
		{pid:3,n:'原创音乐',v:'http://1home.hainan.net/index.asp?vitem=244'},
		{pid:3,n:'动感娱乐',v:'http://1home.hainan.net/index.asp?vitem=412'},
		{pid:3,n:'新闻广播',v:'http://brand.tianya.cn/brand_index.jsp?cid=77&channel=594'},
		{pid:3,n:'热岛快报',v:'http://news.hainan.net/'},
		{pid:3,n:'直播海南',v:'http://1home.hainan.net/index.asp?vitem=broadcasthn'},
		{pid:3,n:'呀喏哒嘀',v:'http://1home.hainan.net/index.asp?vitem=761'},
		{pid:3,n:'海南1988-',v:'http://cache.tianya.cn/techforum/articleslist/0/697.shtml'},
		{pid:3,n:'百 草 园',v:'http://1home.hainan.net/index.asp?vitem=238'},
		{pid:4,n:'海　　口',v:'http://1home.hainan.net/index.asp?vitem=40'},
		{pid:4,n:'三　　亚',v:'http://sanya.tianya.cn/'},
		{pid:4,n:'洋　　浦',v:'http://1home.hainan.net/index.asp?vitem=5023'},
		{pid:4,n:'海南农垦',v:'http://1home.hainan.net/index.asp?vitem=736'},
		{pid:4,n:'儋　　州',v:'http://1home.hainan.net/index.asp?vitem=186'},
		{pid:4,n:'文　　昌',v:'http://1home.hainan.net/index.asp?vitem=189'},
		{pid:4,n:'乐　　东',v:'http://1home.hainan.net/index.asp?vitem=202'},
		{pid:4,n:'五 指 山',v:'http://1home.hainan.net/index.asp?vitem=179'},
		{pid:4,n:'琼　　海',v:'http://1home.hainan.net/index.asp?vitem=207'},
		{pid:4,n:'万　　宁',v:'http://1home.hainan.net/index.asp?vitem=223'},
		{pid:4,n:'定　　安',v:'http://1home.hainan.net/index.asp?vitem=224'},
		{pid:4,n:'昌　　江',v:'http://1home.hainan.net/index.asp?vitem=227'},
		{pid:4,n:'临　　高',v:'http://1home.hainan.net/index.asp?vitem=230'},
		{pid:4,n:'澄　　迈',v:'http://1home.hainan.net/index.asp?vitem=231'},
		{pid:4,n:'东　　方',v:'http://1home.hainan.net/index.asp?vitem=233'},
		{pid:4,n:'陵　　水',v:'http://1home.hainan.net/index.asp?vitem=234'},
		{pid:4,n:'保　　亭',v:'http://1home.hainan.net/index.asp?vitem=360'},
		{pid:4,n:'屯　　昌',v:'http://1home.hainan.net/index.asp?vitem=365'},
		{pid:4,n:'琼　　中',v:'http://1home.hainan.net/index.asp?vitem=391'},
		{pid:4,n:'白　　沙',v:'http://1home.hainan.net/index.asp?vitem=392'}
	];
	
	
	
	
	/*CLASS 1*/
	_hainanNavTree.add(1000,0,"天涯城市首页","http://www.tianya.cn/city/index.shtml");
	_hainanNavTree.add(1001,0,"天涯城市广场","http://bbs.city.tianya.cn/tianyacity/articleslist/0/5026.shtml");
	
	for(var i=0,l=class1.length;i<l;i++){
		_hainanNavTree.add(class1[i].id,0,"<b>"+class1[i].n+"</b>");
	}
	
	/*CLASS 2*/
	var treeNodeId=5;
	for(var i=0,l=class2.length;i<l;i++){
		_hainanNavTree.add(treeNodeId,class2[i].pid,class2[i].n,createTreeUrl(class2[i].v));
		treeNodeId++;
	}
		
	
	document.getElementById("hainanNavTree").innerHTML=(_hainanNavTree);
	_hainanNavTree.openAll();
}