function Node(id, pid, cname, cvalue, cshow, cchecked, cdisabled, url, title, target, icon, iconOpen, open) {

??? this.id = id;

??? this.pid = pid;

??? //chechbox的名稱

??? this.cname = cname;

??? //chechbox的值

??? this.cvalue = cvalue;

??? //chechbox的顯示

??? this.cshow = cshow;

??? //chechbox是否被選中，默認是不選

??? this.cchecked = cchecked||false;

??? //chechbox是否可用，默認是可用

??? this.cdisabled = cdisabled||false;

??? //節(jié)點鏈接，默認是虛鏈接

??? 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;

};

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

??????? str += node.cname;

??? }else{

??????? /**組裝checkbox開始*/

??????? checkboxSyntax = "<input type='checkbox' desc='" + node.cshow + "' name='" + node.cname + "' id='" + node.cname + "_" + node.id + "' value='" + node.cvalue + "' onClick='javascript: " + this.obj + ".checkNode(" + node.id+","+node.pid+","+node._hc + ",this.checked);' ";

??????? //是否被選中

??????? if(node.cchecked)

??????????? checkboxSyntax += " checked ";

??????? //是否可用

??????? if(node.cdisabled)

??????????? checkboxSyntax += " disabled ";????????

??????? checkboxSyntax += ">" + node.cshow;

??????? /**組裝checkbox結束*/

???????????????

??????? str += checkboxSyntax;

??? }

//===============================

// 作用：選中節(jié)點對象

// 參數(shù)： nobj node 對象

//????? cobj checkbox 對象

//===============================

dTree.prototype.checkNode = function(id,pid,_hc,checked) {

??? //1 、遞歸選父節(jié)點對象（無論是葉節(jié)點還是中間節(jié)點）

??? // 判斷同級中有無被選中的，如果有選中的就不可以反選

??? if(!this.isHaveBNode(id,pid)){

??????? if(checked){

??????????? // 選中就一直選到根節(jié)點

??????????? this.checkPNodeRecursion(pid,checked);

??????? }else{

??????????? // 去掉選中僅將其父節(jié)點去掉選中

??????????? this.checkPNode(pid,checked);

??????? }

??? }??

???

??? //2 、如果是中間結點，具有兒子，遞歸選子節(jié)點對象 ?????

??? if(_hc)????

??????? this.checkSNodeRecursion(id,checked);

???

}

?

//===============================

// 作用：判斷同級中有無被選中的

// 參數(shù)： id 節(jié)點 id

//????? pid 節(jié)點的父節(jié)點 id

//===============================

dTree.prototype.isHaveBNode = function(id,pid) {???

??? var isChecked = false

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

??????? // 不是節(jié)點自身、具有同父節(jié)點兄弟節(jié)點

??????? if (this.aNodes[n].pid!=-1&&this.aNodes[n].id!=id&&this.aNodes[n].pid == pid) {?????????

??????????? if(eval("document.all."+ this.aNodes[n].cname + "_" + this.aNodes[n].id + ".checked"))

??????????????? isChecked = true;??????????

??????? }

??? }

???

??? return isChecked;

};

?

//===============================

// 作用：遞歸選中父節(jié)點對象

// 參數(shù)： pid 節(jié)點的父節(jié)點 id

//????? ischecked 是否被選中

//===============================

dTree.prototype.checkPNodeRecursion = function(pid,ischecked) {

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

??????? if (this.aNodes[n].pid!=-1&&this.aNodes[n].id == pid) {????????

??????????? eval("document.all."+ this.aNodes[n].cname + "_" + this.aNodes[n].id + ".checked = " + ischecked);

??????????? this.checkPNodeRecursion(this.aNodes[n].pid,ischecked);

??????????? break;

??????? }

??? }

};

?

//===============================

// 作用：遞歸選中子節(jié)點對象

// 參數(shù)： id 節(jié)點 id

//????? ischecked 是否被選中

//===============================

dTree.prototype.checkSNodeRecursion = function(id,ischecked) {?

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

??????? if (this.aNodes[n].pid!=-1&&this.aNodes[n].pid == id) {????????

??????????? eval("document.all."+ this.aNodes[n].cname + "_" + this.aNodes[n].id + ".checked = " + ischecked);

??????????? this.checkSNodeRecursion(this.aNodes[n].id,ischecked);?????????

??????? }

??? }

};

?

//===============================

// 作用：僅選中父節(jié)點對象

// 參數(shù)： pid 節(jié)點的父節(jié)點 id

//????? ischecked 是否被選中

//===============================

dTree.prototype.checkPNode = function(pid,ischecked) {?

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

??????? if (this.aNodes[n].pid!=-1&&this.aNodes[n].id == pid) {????????

??????????? eval("document.all."+ this.aNodes[n].cname + "_" + this.aNodes[n].id + ".checked = " + ischecked);??????????

??????????? break;

??????? }

??? }

};