dhtmlxTree有关问题 请明白的帮个忙

dhtmlxTree问题 请明白的帮个忙
我调用

JScript code

tree=new dhtmlXTreeObject("treeboxbox_tree","100%","100%",0);tree.setImagePath("../imgs/");tree.loadXML("tree3.xml");[color=#FF0000]tree.insertNewItem(1,100,"New Node 1",0,0,0,0,"SELECT");[/color]