이 기사의 예에서는 자료 웹사이트에 적합한 검은색 다단계 메뉴 탐색 모음 효과의 js 구현을 설명합니다. 참고할 수 있도록 모든 사람과 공유하세요. 세부 내용은 다음과 같습니다.
자료 웹사이트에 적합한 검정색 다단계 메뉴 네비게이션 바입니다. jQuery가 필요하지 않으며 CSS javaScript를 사용하여 구현되어 있어 전체적인 효과가 매우 좋으며 CSS 학습에도 매우 좋습니다.
런닝 효과 스크린샷은 다음과 같습니다.
온라인 데모 주소는 다음과 같습니다.
http://demo.jb51.net/js/2015/js-black-color-nav-style-codes/
구체적인 코드는 다음과 같습니다.
<!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>css+js打造超酷黑灰色二级横向下拉导航菜单</title> <style> body{margin:0;padding:0;color:#000;} #mainHeader{width:100%;z-index:3020;position:relative;} #mainHeader ul,#mainHeader li{position:relative;margin:0;padding:0;list-style:none;z-index:3020;} #headerTop{background:#222;background:linear-gradient(bottom,#171717 0,#222 10%);background:-moz-linear-gradient(bottom,#171717 0,#222 10%);background:-webkit-gradient(linear,left bottom,left top,color-stop(0,#171717),color-stop(10%,#222));z-index:3020;height:52px;} #headerBottom{border-top:1px solid #4f4f4f;border-bottom:1px solid #000;position:relative;height:34px;background:#2c2c2c;background:linear-gradient(top,#3c3c3c 0,#1d1d1d 100%);background:-moz-linear-gradient(top,#3c3c3c 0,#1d1d1d 100%);background:-webkit-gradient(linear,left top,left bottom,color-stop(0,#3c3c3c),color-stop(100%,#1d1d1d));z-index:3010;} #navmenu{width:900px;margin:0 auto;position:relative;font-size:14px;} #navmenu li{display:block;position:relative;float:left;border-top:0;border-left:1px solid #454545;border-bottom:0;border-right:1px solid #151515;xheight:18px;} #navmenu li a{text-shadow:1px 1px 1px black;display:block;padding:8px 18px;color:#fff;text-decoration:none;white-space:nowrap;} #navmenu li a:hover{padding-top:5px;border-top:3px solid #ff0000;} .newSash{position:relative;} .newSash .newSashSpan{background:url(images/newSashRed.gif) top left no-repeat;width:26px;height:26px;position:absolute;top:-1px;right:0;} .downArrow{display:block;border-color:#fff transparent transparent transparent;border-style:solid;border-width:3px;height:0;width:0;position:absolute;top:16px;right:8px;_border:none;} #navmenu div{position: absolute;visibility: hidden; padding: 0;margin-left:-1px;margin-top:2px; background: #313131;border:1px solid #222;} #navmenudiv a{position: relative;display: block;margin: 0;padding: 8px 10px;border-bottom:1px solid #fff;width: auto;white-space: nowrap;text-align: left;text-decoration: none;background: #666;color: #fff;} #navmenu div a:hover{background: #222;border-top:none;border-left:3px solid #ff0000;color: #FFF;padding: 8px 10px;} </style> <script type="text/javascript"> var timeout = 500; var closetimer = 0; var ddmenuitem = 0; function mopen(id) { mcancelclosetime(); if(ddmenuitem) ddmenuitem.style.visibility = 'hidden'; ddmenuitem = document.getElementById(id); ddmenuitem.style.visibility = 'visible'; } function mclose() { if(ddmenuitem) ddmenuitem.style.visibility = 'hidden'; } function mclosetime() { closetimer = window.setTimeout(mclose, timeout); } function mcancelclosetime() { if(closetimer) { window.clearTimeout(closetimer); closetimer = null; } } document.onclick = mclose; </script> </head> <body style="text-align:center"> <div id="mainHeader" > <div id="headerTop"></div> <div id="headerBottom"> <ul id="navmenu"> <li><a href="#" onmouseover="mopen('m1')" onmouseout="mclosetime()">网站首页<span class="downArrow"></span></a> <div id="m1" onmouseover="mcancelclosetime()" onmouseout="mclosetime()"> <a href="#">脚本之家</a> <a href="#">电子商务</a> <a href="#">网络营销人才</a> <a href="#">导航条代码</a> <a href="#">网站营销</a> </div> </li> <li><a href="#" onmouseover="mopen('m2')" onmouseout="mclosetime()">导航条代码<span class="downArrow"></span></a> <div id="m2" onmouseover="mcancelclosetime()" onmouseout="mclosetime()"> <a href="#">脚本之家</a> <a href="#">电子商务</a> <a href="#">网络营销人才</a> <a href="#">导航条代码</a> <a href="#">网站营销</a> </div> </li> <li><a href="#" onmouseover="mopen('m3')" onmouseout="mclosetime()">网页素材<span class="downArrow"></span></a> <div id="m3" onmouseover="mcancelclosetime()" onmouseout="mclosetime()"> <a href="#">脚本之家</a> <a href="#">电子商务</a> <a href="#">网络营销人才</a> <a href="#">导航条代码</a> <a href="#">网站营销</a> </div> </li> <li class="newSash"><a href="#">脚本之家</a><span class="newSashSpan"></span> </li> <li><a href="#" onmouseover="mopen('m4')" onmouseout="mclosetime()">开源源码<span class="downArrow"></span></a> <div id="m4" onmouseover="mcancelclosetime()" onmouseout="mclosetime()"> <a href="#">脚本之家</a> <a href="#">电子商务</a> <a href="#">网络营销人才</a> <a href="#">导航条代码</a> <a href="#">网站营销</a> </div> </li> <li><a href="#">网站营销</a> </li> <li><a href="#">网站建设</a> </li> </ul> </div> </div> </div> <br><br><br><br> <p><p>非常小巧的JS下拉菜单代码,兼容:IE6+, Firefox 1.5+, Opera 8+, Safari 3+, Chrome 0.2+</p></p> </body> </html>
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