Manger/Js/menutree.js

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var faisunMenu_openedfolderimage_src="images/openedfolder.gif";
var faisunMenu_closedfolderimage_src="images/closedfolder.gif";
var faisunMenu_menufileimage_src="images/menufile.gif";

var faisunMenu_treetext=new Array();
var faisunMenu_treeurl=new Array();
var faisunMenu_treeurltarget=new Array();

var faisunMenu_treeNum=0;

document.write("<style type='text/css'>.blockhide{display:none;} .blockmove{display:block;} .blockshow{display:block;} .hideme{display:none;} .showme{display:block;} .faisunMenu td{font-size:12px;} </style>");

function outinit(itemNo,dir,blockheight){ //缩小一个div的高度
    var subfiles = document.getElementById("item" + itemNo);
  if(blockheight==0){
	subfiles.className="blockshow";
	subfiles.style.height='';
	blockheight=parseInt(subfiles.offsetHeight);
	if(dir>0) subfiles.className="blockmove";
  }
  var outinspeed=blockheight/10;
  var nowheight=parseInt(subfiles.offsetHeight)+outinspeed*dir;
  if(nowheight<=0){
    subfiles.className="blockhide";
	return;
  }else{
    subfiles.className="blockmove";
  }
  if(nowheight>=blockheight && dir>0){
    subfiles.className="blockshow";
	subfiles.style.height='';
	return;
  }
  subfiles.style.height=nowheight;
  subfiles.scrollTop=blockheight;
  parentsresize(subfiles);
  setTimeout("outinit("+itemNo+","+dir+","+blockheight+")",15);
}

function parentsresize(obj){ //缩小父类div的高度
	do{
		if(obj.className=="faisunMenu"){
			break;
		}
		if(obj.className=="blockshow"){
			obj.style.height="";
		}
	}while(obj=obj.parentElement);
}

function showhideit(itemNo){
  var showfolder=document.images["openedfolderimage"+itemNo];
  var hidefolder=document.images["closedfolderimage"+itemNo];
  var subfiles=document.getElementById("item"+itemNo);
  if(subfiles.className=="blockmove") {return;}

  if(showfolder.className=="hideme") {
	hidefolder.className="hideme";
    showfolder.className="showme";