求:树状4层结构?!

http://www.csdn.net/cnshare/soft/14/14483.shtm
我写的一个asp和数据库版的无限级数结构
你可以参考一下生成的html代码

解决方案 »

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http://xml.sz.luohuedu.net/xml/CoolMenu/main.htm
请问:yjgx007(谁是高手)为什么不能下载.
<script language="JavaScript">
NS4 = (document.layers) ? 1 : 0;
IE4 = (document.all) ? 1 : 0;
ver4 = (NS4 || IE4) ? 1 : 0;if (ver4) {
    with (document) {
        write("<STYLE TYPE='text/css'>");
        if (NS4) {
            write(".parent {position:absolute; visibility:visible}");
            write(".child {position:absolute; visibility:visible}");
            write(".regular {position:absolute; visibility:visible}")
        }
        else {
            write(".child {display:none}")
        }
        write("</STYLE>");
    }
}function loadopen()
{
initIt();
expandIt('KB1');
  expandIt('KB2');
   expandIt('KB3');
    expandIt('KB4');
     expandIt('KB5');
  }


function getIndex(el) {
    ind = null;
    for (i=0; i<document.layers.length; i++) {
        whichEl = document.layers[i];
        if (whichEl.id == el) {
            ind = i;
            break;
        }
    }
    return ind;
}function arrange() {
    nextY = document.layers[firstInd].pageY +document.layers[firstInd].document.height;
    for (i=firstInd+1; i<document.layers.length; i++) {
        whichEl = document.layers[i];
        if (whichEl.visibility != "hide") {
            whichEl.pageY = nextY;
            nextY += whichEl.document.height;
        }
    }
}function initIt(){
    if (!ver4) return;
    if (NS4) {
        for (i=0; i<document.layers.length; i++) {
            whichEl = document.layers[i];
            if (whichEl.id.indexOf("Child") != -1) whichEl.visibility = "hide";
       }
        arrange();
    }
    else {
        divColl = document.all.tags("DIV");
        for (i=0; i<divColl.length; i++) {
            whichEl = divColl(i);
            if (whichEl.className == "child") whichEl.style.display = "none";
        }
    }

}function expandIt(el) {
    if (!ver4) return;
    if (IE4) {
        whichEl = eval(el + "Child");
        if (whichEl.style.display == "none") {
            whichEl.style.display = "block";
        }
        else {
            whichEl.style.display = "none";
        }
    }
    else {
        whichEl = eval("document." + el + "Child");
        if (whichEl.visibility == "hide") {
            whichEl.visibility = "show";
        }
        else {
            whichEl.visibility = "hide";
        }
        arrange();
    }
}
//onload = loadopen();
</script>
<body onload=loadopen()>
<div id="KB4Parent" class="parent"><b><a href="#" a href="#" onClick="expandIt('KB4'); return false">
    Reservation </a></b></div>
  <div id="KB4Child" class="child"> <a href="nmanager.php">Normal
    Viewer</a><br>

   <a href="cmanager.php">Classified Viewer</a><br>
  　</div>
<br>

  <div id="KB1Parent" class="parent"><a href="#"onClick="expandIt('KB1'); return false"><b>Daily Setting</b></a></div>
  <div id="KB1Child" class="child"> <a target="right" href="issetdefault.php">Set Default</a><br>

   <a target="right" href="day.php">By Days</a><br>
   <a target="right" href="week.php">By Week</a><br>
   <a target="right" href="month.php">By Month</a><br>
   <a target="right" href="spday.php">By Special Days</a><br>
   <a target="right" href="ahead.php">Ahead Allowed </a> <br>
  　</div>
<br>

  <div id="KB2Parent" class="parent"><b><a href="#"  onClick="expandIt('KB2'); return false">
    Mail Setting</a></b></div>
  <div id="KB2Child" class="child"> <a href="confirmemail.php">Confirm-mail
    setting</a><br> <a href="cancelemail.php">Cancel-mail setting</a>
         <div id="KB3Parent" class="parent"> <a href="#" a href="#" onClick="expandIt('KB3'); return false">Group-mail setting </a><br>
         <div id="KB3Child" class="child">   
          <a target="right" href="groupemail.php">Group rules setting</a><br>
            
          <a target="right" href="sendgroupemail.php">Send group mail</a><br>
         </div> 　</div>
</div>
<br>
<div id="KB5Parent" class="parent"><a href="#"onClick="expandIt('KB5'); return false"><b>SR Operation </b></a></div>
  <div id="KB5Child" class="child"> <a target="right" href="msday.htm">By Days</a><br>
   <a target="right" href="msweek.htm">By Week</a><br>
   <a target="right" href="msmonth.htm">By Month</a><br>
   <a target="right" href="msspday.htm">By Special Days</a><br>

  </div>      <script language="JavaScript">
if (NS4) {
        firstEl = "KB1Parent";
        firstInd = getIndex(firstEl);
        arrange();
}
      </script>
</div>
</body>你可以看到，过不同地方嵌入<div>就可以实现不同的层，理论上无限的