<!--
        var    aa = 0 ;
        var    name = "";
        var    num = 0;
        if (document.images) {

            img1on = new Image ();
            img1on.src = "img/pic43.gif";
            img1off = new Image ();
            img1off.src = "img/pic42.gif";

        }

function imgOn(imgName,flag) {
if ((aa==0) | (aa != flag))
   {        if (document.images)
           {
            document[imgName].src = eval(imgName + "on.src");
           }
  }
}
function imgOff(imgName,flag) {
if ((aa==0) | (aa != flag))
        {if (document.images) {
            document[imgName].src = eval(imgName + "off.src");
        }
}
}
// -->
<!--
 /* 目录树打开关闭 */

function xixikai(name)
{
if (name.style.display=="none")
  name.style.display=""
else
{
name.style.display="none"
}
}
function xixiguan(name)
{
name.style.display="none"
}

// -->