下拉菜单的导航条

稿源：互联网 2022-05-09 23:37:50 点击： 997 撤稿纠错

下拉菜单的导航条，可自定义导航条内容及链接地址。

以下讨论的是和下拉菜单导航特效相关的下拉菜单的导航条教程文章，内容是本站精心挑选整理的教程，希望对广大的网友给到帮助,下面是详细内容：

脚本代码(For Alixixi.com)如下:

有什么问题请到<a href='/bbs/index.asp?boardid=2'>论坛</a>中发表<br>



<html>
<head>
<title>阿里西西WEB开发-特效代码->>下拉菜单的导航条</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<SCRIPT language=JavaScript>
<!--

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}
//-->
</SCRIPT>
<SCRIPT language=JavaScript>
<!--

menuPrefix = 'menu';  // Prefix that all menu layers must start with
                      // All layers with this prefix will be treated
                      // as a part of the menu system.

var menuTree, mouseMenu, hideTimer, doHide;

function init() {
  ie4 = (document.all)?true:false;
  ns4 = (document.layers)?true:false;
  document.onmousemove = mouseMove;
  if (ns4) { document.captureEvents(Event.MOUSEMOVE); }
}

function showObject(obj) {
  if (ie4) { document.all[obj].style.visibility = "visible"; }
  else if (ns4) { document.layers[obj].visibility = "show";  }
}

function hideObject(obj) {
  if (ie4) { document.all[obj].style.visibility = "hidden"; }
  else if (ns4) { document.layers[obj].visibility = "hide"; }
}

function hideMe(hide) {
    if (hide) {
        if (doHide) { hideAll(); }
    }
    else {
        doHide = true;
        hideTimer = window.setTimeout("hideMe(true);", 2000);
    }
}

function mouseMove(e) {
  if (ie4) { mouseY = window.event.y; }
  if (ns4) { mouseY = e.pageY; }
}

function itemHover(obj,src,text,style) {
  if (ns4) {
    var text = '<nobr><a href="' + src + '" class="' + style + '">' + text + '</a></nobr>'
    obj.document.open();
    obj.document.write(text);
    obj.document.close();
  }
}

onload = init;
//-->
</SCRIPT>
<style type=text/css>
<!--
  .menu                   { position: absolute; left: 0; top: 2;
                             visibility: hidden; background: #FFFFFF;
                             width: 100px; margin: 0px 0px; padding: 0px 0px;
                             border: 1px silver solid;
                             overflow: visible; ; clip:     rect(   )}
.menu a:visited { font-family: "Tahoma"; font-size: 11px;
                             text-decoration: none; font-weight: normal;
                             color: black; background: #E2E2E2;
                             width: 108px; padding-left: 8px; ; line-height: 22px; border-color: #FFFFFF #666666 #333333 #999999; border-style: solid; border-top-width: 1px; border-right-width: 1px; border-bottom-width: 1px; border-left-width: 1px; clip:  rect(   )}
  .menu a:hover            { font-family: "Tahoma"; font-size: 11px;
                             text-decoration: none; font-weight: normal;
                             color: #FFFFFF; background: #009900;
                             width: 108px; padding-left: 8px; ; line-height: 22px; clip:  rect(   )}
  .menu .border            { border: 1px solid #F4F4F4;
                             border-bottom: 1px solid #808080;
                             border-right: 1px solid #808080; }
  .menu .text              { overflow: hidden;
                             width: 125px; height: 15px; }
  .menu .arrow             { overflow: hidden;
                             width: 15px; height: 12px;
                             padding-left: 5px; padding-top: 3px; }
  .menu .arrow img         { width: 6px; height: 7px;
                             border: 0px; }  .menu a { font-family: "Tahoma"; font-size: 11px;
                             text-decoration: none; font-weight: normal;
                             color: black; background: #E2E2E2;
                             width: 108px; padding-left: 8px;  ; clip:  rect(   ); border-color: #FFFFFF #666666 #333333 #999999; border-style: solid; border-top-width: 1px; border-right-width: 1px; border-bottom-width: 1px; border-left-width: 1px; line-height: 22px} .menu a:link {  color: #000000; text-decoration: none}

.a {  font-size: 12px; text-decoration: none}
a:link {  color: #FFFFFF; text-decoration: none}
a:hover {  text-decoration: underline}
a:visited {  color: #FFFFFF; text-decoration: none}
-->
</style>
</head>

<body bgcolor="#FFFFFF" text="#000000" leftmargin="0" topmargin="0">
<table border="0" cellpadding="0" cellspacing="1" bgcolor="#333333" width="778" class="a">
  <tr bgcolor="#009830" align="center" valign="bottom"> 
    <td width="10" height="18"> </td>
    <td width="74"><a href="#;"  onMouseOver="expandMenu(null,'menu1',getPos(this,'Left'),getPos(this,'Top')+this.offsetHeight);" class="a" >第一项</a></td>
    <td width="58"><a href="#;"  onMouseOver="expandMenu(null,'menu2',getPos(this,'Left'),getPos(this,'Top')+this.offsetHeight);" class="a" >第二项</a></td>
    <td width="58"><a href="#;"  onMouseOver="expandMenu(null,'menu3',getPos(this,'Left'),getPos(this,'Top')+this.offsetHeight);" class="a" >第三项</a></td>
    
    <td width="40"><a href="#;" class="a" >首页</a></td>
    <td width="18" height="18"> </td>
  </tr>
</table>
<script language="JavaScript">
function getPos(el,sProp) { 
    var iPos = 0
    while (el!=null) {
        iPos+=el["offset" + sProp]
        el = el.offsetParent
    }
    return iPos

}
</script>

<div id="menu1" class="menu" onMouseOut="hideMe();" style="">
  <a href="http://alixixi.com" onMouseOver="expandMenu('menu1');">第一项</a><br>
  <a href="#;" onMouseOver="expandMenu('menu1');">第一项</a><br>
  <a href="#;" onMouseOver="expandMenu('menu1');">第一项</a><br>
  <a href="#;" onMouseOver="expandMenu('menu1');">第一项</a><br>
</div>

<div id="menu2" class="menu" onMouseOut="hideMe();"> 
  <a href="#;" onMouseOver="expandMenu('menu2');">第二项</a><br>
  <a href="#;" onMouseOver="expandMenu('menu2');">第二项</a><br>
  <a href="#;" onMouseOver="expandMenu('menu2');">第二项</a><br>
  <a href="#;" onMouseOver="expandMenu('menu2');">第二项</a><br>
</div>

<div id="menu3" class="menu" onMouseOut="hideMe();"> 
  <a href="#;" onMouseOver="expandMenu('menu3');">第三项</a><br>
  <a href="#;" onMouseOver="expandMenu('menu3');">第三项</a><br>
  <a href="#;" onMouseOver="expandMenu('menu3');">第三项</a><br>
  <a href="#;" onMouseOver="expandMenu('menu3');">第三项</a><br>
</div>

<p class="a"> </p>
</body>
</html>

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