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/* KuoMart.com__MyKuoMart , Create By ybcola(at)163.com , 2006-7-2
Last Modified 2006-7-2 , ybcola@163.com */
<!--
function Dtree(){
this.MenuGroupClose="images/treeview_close.gif"; //菜单关闭图标
this.MenuGroupOpen="images/treeview_open.gif"; //菜单打开图标
this.MenuItemClass=""; //菜单项样式
this.MenuItemInfoClass=""; //菜单链接样式
this.MenuItemlPad="12px";//下级菜单缩进仁值
this.DefaultGroupState=false; //菜单组装入时默认状态
document.write("<div id=/"treeroot/"></div>");
this.Node=document.getElementById("treeroot");
//0结点DOM对像,数组1为连接显示，2为连接href，3为连接target,4为连接显示前图标
this.AddItem=function(menuinfo){
var div=creatediv();
var div1=creatediv();
var ico=[this.MenuGroupClose,this.MenuGroupOpen];
div.className=this.MenuItemClass;
div1.style.marginLeft=this.MenuItemlPad;
div1.style.display=this.DefaultGroupState?"":"none";
var Node=menuinfo[0]?menuinfo[0][1]:this.Node;
var iteminfo="";
if(menuinfo[4]) iteminfo="<img src=/""+menuinfo[4]+"/" align=/"absmiddle/">";
if(menuinfo[2]) iteminfo+=" <a href=/""+menuinfo[2]+"/" target=/""+menuinfo[3]+"/" class=/""+this.MenuItemInfoClass+"/">";
iteminfo+=menuinfo[1];
if(menuinfo[2])iteminfo+="</a>";
div.innerHTML=iteminfo;
Node.appendChild(div);
Node.appendChild(div1);
if(menuinfo[0]){
if(!menuinfo[0][0].havechild) {
var as=document.createElement("img");
as.src=ico[1];
as.align="absmiddle";
as.onclick=function(){
swapshow(Node,as,ico);
}
menuinfo[0][0].insertBefore(as,menuinfo[0][0].firstChild);
as.insertAdjacentText("afterEnd"," ");
menuinfo[0][0].havechild=true;
}
}
return [div,div1];
}
function creatediv(){
var div=document.createElement("div");
return div;
}
function swapshow(obj,ico,oo){
if(obj.style.display!=""){
obj.style.display="";
ico.src=oo[0];
}
else{
obj.style.display="none";
ico.src=oo[1];
}
}
}
-->
JavaScript技术：javascript+dom树型菜单类，希望朋友们一起进步，转载需保留来源！
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