javascript 树形导航菜单实例代码

  

复制代码 代码如下:

  <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

  <html xmlns="http://www.w3.org/1999/xhtml">

  <head>

  <meta http-equiv="Content-Type" content="text/html;charset=gb2312" />

  <title>树形导航菜单</title>

  <style type="text/css">

  <!--

  .parent{ width:200px; height:30px; font-size:14px; line-height:30px;}

  .child{ width:200px; height:auto; font-size:12px; line-height:20px;}

  -->

  </style>

  <script language="JavaScript1.2">

  scores = new Array(20);var numTotal=0;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 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("C") != -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) {

  whichEl1 = eval(el + "C");

  for(I=1;I<=numTotal;I++){

  whichEl = eval(scores[I] + "C");

  if(whichEl!=whichEl1) {

  whichEl.style.display = "none";

  }

  }

  whichEl1 = eval(el + "C");

  if (whichEl1.style.display == "none") {

  whichEl1.style.display = "block";

  }

  else {

  whichEl1.style.display = "none";

  }

  }

  else {

  whichEl = eval("document." + el + "C");

  for(I=1;I<=numTotal;I++){

  whichEl = eval("document." + scores[I] + "C");

  if(whichEl!=whichEl1) {

  whichEl.visibility = "hide";

  }

  }

  if (whichEl.visibility == "hide") {

  whichEl.visibility = "show";

  }

  else {

  whichEl.visibility = "hide";

  }

  arrange();

  }}onload = initIt;

  </script>

  </head>

  <body bgcolor="" >

  <div id='KB1P' class='parent'><a href="#" onClick="expandIt('KB1'); return false"> +时间日期类</a></div>

  <div id='KB1C' class='child'>

  <a href='time1.htm' target='_target'> +任意位置显示时钟</a><br>

  <a href='time2.htm' target='_target'> +倒计时代码生成器</a><br>

  <a href='time3.htm' target='_target'> -八种风格时间显示</a><br>

  <a href='time8.htm' target='_target'> -全中文日期显示</a></div>

  <div id='KB2P' class='parent'><a href="#" onClick="expandIt('KB2'); return false"> +页面导航类</a></div>

  <div id='KB2C' class='child'>

  <a href='dao1.htm' target='_target'> -显示站点信息导航</a><br>

  <a href='dao9.htm' target='_target'> -友情链接导航框</a><br>

  <a href='dao10.htm' target='_target'> -目录式导航菜单</a><br>

  <a href='dao11.htm' target='_target'> -重要信息说明脚本</a> </div>

  <div id='KB3P' class='parent'><a href="#" onClick="expandIt('KB3'); return false"> +页面背景类</a></div>

  <div id='KB3C' class='child'>

  <a href='back1.htm' target='_target'> -背景向下移动</a><br>

  <a href='back2.htm' target='_target'> -背景不停变换色彩</a><br>

  <a href='back9.htm' target='_target'> -页面转换特效</a></div>

  <div id='KB4P' class='parent'><a href="#" onClick="expandIt('KB4'); return false"> +页面特效类</a></div>

  <div id='KB4C' class='child'>

  <a href='ye1.htm' target='_target'> -字符从空中掉下来</a><br>

  <a href='ye17.htm' target='_target'> -鼠标响应文字变色</a> </div>

  <div id='KB5P' class='parent'><a href="#" onClick="expandIt('KB5'); return false"> +图形图象类</a></div>

  <div id='KB5C' class='child'>

  <a href='picture1.htm' target='_target'> -禁止图片下载</a><br>

  <a href='picture11.htm' target='_target'> -图形选择脚本</a><br>

  <a href='picture12.htm' target='_target'> -图片翻滚导航</a><br>

  <a href='picture13.htm' target='_target'> -图片翻滚导航</a> </div>

  <div id='KB6P' class='parent'><a href="#" onClick="expandIt('KB6'); return false"> +按钮特效类</a></div>

  <div id='KB6C' class='child'>

  <a href='an2.htm' target='_target'> -跑马灯式链接说明</a><br>

  <a href='an7.htm' target='_target'> -按顺序点击链接</a></div>

  <div id='KB7P' class='parent'><a href="#" onClick="expandIt('KB7'); return false"> +鼠标事件类</a></div>

  <div id='KB7C' class='child'>

  <a href='shu1.htm' target='_target'> -图片跟随鼠标</a><br>

  <a href='shu5.htm' target='_target'> -禁用右键自动导航</a><br>

  <a href='shu6.htm' target='_target'> -鼠标激活警告框</a> </div>

  <div id='KB8P' class='parent'><a href="#" onClick="expandIt('KB8'); return false"> +Cookie脚本</a></div>

  <div id='KB8C' class='child'>

  <a href='cook1.htm' target='_target'> -随登陆次数变提示</a><br>

  <a href='cook8.htm' target='_target'> -检测IE去过站点</a><br>

  <a href='cook9.htm' target='_target'> -离开时显示信息</a><br>

  <a href='cook10.htm' target='_target'> -弹出窗口自动关闭</a><br>

  <a href='cook11.htm' target='_target'> -离开页面弹出窗口</a><br>

  <a href='cook12.htm' target='_target'> -进入时显示信息</a></div>

  <div id='KB9P' class='parent'><a href="#" onClick="expandIt('KB9'); return false"> +文本特效类</a></div>

  <div id='KB9C' class='child'>

  <a href='text1.htm' target='_target'> -随机信息显示</a><br>

  <a href='ye9.htm' target='_target'> -文字颜色渐变脚本</a><br>

  <a href='ye5.htm' target='_target'> -文本自动输出</a></div>

  <div id='KB10P' class='parent'><a href="#" onClick="expandIt('KB10'); return false"> +状态栏特效</a></div>

  <div id='KB10C' class='child'>

  <a href='ye8.htm' target='_target'> -状态栏跑马灯脚本</a><br>

  <a href='zhuang1.htm' target='_target'> -文字从右弹出</a><br>

  <a href='zhuang8.htm' target='_blank'> -title变化弹出</a></div>

  <div id='KB11P' class='parent'><a href="#" onClick="expandIt('KB11'); return false"> +密 码 类</a></div>

  <div id='KB11C' class='child'>

  <a href='password1.htm' target='_target'> -控制他人进入页面</a><br>

  <a href='password3.htm' target='_target'> 用来实现会员制度</a><br>

  <a href='password4.htm' target='_target'> -密码保护相应页面</a><br>

  <a href='password5.htm' target='_target'> -自己编制密码表</a></div>

  <div id='KB12P' class='parent'><a href="#" onClick="expandIt('KB12'); return false"> +综 合 类</a></div>

  <div id='KB12C' class='child'>

  <a href='zh1.htm' target='_target'> -加密页面源代码</a><br>

  <a href='zh2.htm' target='_target'> -访问时间限制</a><br>

  <a href='zh11.htm' target='_target'> -搜索引擎登记</a><br>

  <a href='zh12.htm' target='_target'> -下载记时器脚本</a> </div>

  <div id='KB13P' class='parent'><a href="#" onClick="expandIt('KB13'); return false"> +游 戏 类</a></div>

  <div id='KB13C' class='child'> <a href='you1.htm' target='_target'> -一款流行游戏</a></div>

  <script language="javascript">

  numTotal=14;

  scores[1]='KB1';

  scores[2]='KB1';

  scores[3]='KB2';

  scores[4]='KB3';

  scores[5]='KB4';

  scores[6]='KB5';

  scores[7]='KB6';

  scores[8]='KB7';

  scores[9]='KB8';

  scores[10]='KB9';

  scores[11]='KB10';

  scores[12]='KB11';

  scores[13]='KB12';

  scores[14]='KB13';

  </script>

  </body>

  </html></td>

  </tr>

  </table>