1、製作網頁下拉菜單的代碼是什麼
第1步:將下列代碼復制到網頁的標簽之間:
第2步:將下面的代碼復制到標簽的右邊,位置緊挨著標簽:
第3步:添加菜單的內容。編輯menucontext.js文件,所有的菜單選項都在這里設置。默認的menucontext.js裡面的內容,比較復雜我現在把代碼精簡出來。給大家做一個說明。整個代碼如下: function showToolbar()
{
// AddItem(id, text, hint, location, alternativeLocation);
// AddSubItem(idParent, text, hint, location);
//主菜單定義
menu = new Menu();
menu.addItem("multimedia", "多媒體", "多媒體軟體", null, null);
menu.addItem("image", "圖像處理", "圖像處理軟體", null, null);
//多媒體子菜單定義
menu.addSubItem("multimedia", "凡人網路", "凡人網路", "http://www.venshop.com");
menu.addSubItem("multimedia", "我要網上開店", "我要網上開店", "http://www.venshop.com");
//圖像處理子菜單定義
menu.addSubItem("image", "開店系統", "開店系統", "http://www.venshop.com");
menu.addSubItem("image", "網上開店系統", "網上開店系統", "http://www.venshop.com");
menu.addSubItem("image", "網上購物系統", "網上購物系統", "http://www.venshop.com");
//結束菜單定義
menu.showMenu();
}
上面的例子中製作的是一個有兩個主菜單的菜單。一個主菜單為多媒體,一個主菜單為圖像處理。主要靠兩個命令來製作Additem為添加主菜單項目。格式為AddItem(菜單標記, 文本說明, 文本提示, 位置,替換位置)。AddSubItem為添加子菜單項目,idparent為主菜單的菜單標記,其餘同前。
第4步:上傳菜單文件。將 menu.js和menucontext.js文件上傳到和網頁文件同一目錄下。這樣就完成了所有的操作。
菜單安裝的一些善後工作:
安裝了菜單之後,如果需要將菜單完全與網頁頂部和左邊緊密結合的話,你可以把標簽修改成為。
或許大家會對菜單里的文字感到不滿意。你可以把製作菜單第一步的CSS代碼進行修改。比如
將裡面的字體大小換成了10.5磅的話,中文字就會簡潔干凈多了。
同樣如果對菜單的表格感到不滿意的話,可以修改menu.js文件中的代碼例如:
function Menu()
{
this.bgColor = "#008080";
if (ie) this.menuFont = "bold xx-small Verdana";
if (n) this.menuFont = "bold x-small Verdana";
// this.fontColor = "white";
this.addItem = addItem;
this.addSubItem = addSubItem;
this.showMenu = showMenu;
this.mainPaneBorder = 0;
this.subMenuPaneBorder = 0;
this.bgcolor 修改的是菜單屬性
this.mainPaneBorder 修改的是主菜單的邊框寬度
this.subMenuPaneBorder 修改的是子菜單的邊框寬度。
2、網頁設計里,滑鼠放在 導航條圖片上 再出現 水平菜單的代碼?不是下拉菜單。
<! 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=utf-8" />
<title>dropline-水平三級橫向彈出菜單</title>
<style type="text/css">
/* common styling */
.menu {font-family: arial, sans-serif; width:749px; height:30px; position:relative; margin:0; font-size:11px; margin:50px 0; background:#fff; position:relative;}
.menu ul {padding:0; margin:0; list-style-type: none;}
.menu ul li {float:left; border-left:1px solid #eee; width:106px;}
.menu ul li a, .menu ul li a:visited {display:block; float:left; width:101px; text-decoration:none; padding:0 0 0 5px; height:30px; line-height:30px; color:#000; background:#c9c9a7 url(../../graphics/drop.gif) bottom right no-repeat;}
.menu ul li ul {display: none;}
/* specific to non IE browsers */
.menu ul li:hover a {color:#fff; background:#b3ab79;}
.menu ul li:hover ul {display:block; position:absolute; width:749px; top:30px; left:0; background:#b3ab79; color:#fff;}
.menu ul li:hover ul.right_side li {float:right; border:0; border-left:1px solid #eee;}
.menu ul li:hover ul.left_side li {float:left; border:0; border-left:1px solid #eee;}
.menu ul li:hover ul li a.hide {background:#bd8d5e url(../../graphics/drop2.gif) bottom right no-repeat; color:#fff;}
.menu ul li:hover ul li:hover a.hide {background:#b3ab79; color:#fff;}
.menu ul li:hover ul li ul {display: none;}
.menu ul li:hover ul li a {display:block; background:##b3ab79; color:#fff;}
.menu ul li:hover ul li a:hover {background:#dfc184; color:#000;}
.menu ul li:hover ul li:hover ul {display:block; position:absolute; left:0; top:30px; color:#000; background:#dfc184;}
.menu ul li:hover ul.right li {float:right;}
.menu ul li:hover ul li:hover a.hide {background:#dfc184; color:#000;}
.menu ul li:hover ul li:hover ul li a {background:#dfc184; color:#000;}
.menu ul li:hover ul li:hover ul li a:hover {background:#bd8d5e; color:#fff;}
</style>
<!--[if lte IE 6]>
<style type="text/css">
table {border-collapse:collapse; margin:0; padding:0;}
.menu ul li a.hide, .menu ul li a:visited.hide {display:none;}
.menu ul li a:hover ul li a.hide {display:none;}
.menu ul li a, .menu ul li a:visited {background:#c9c9a7 url(../../graphics/drop.gif) 20px right no-repeat;}
.menu ul li a:hover {color:#fff; background:#b3ab79;}
.menu ul li a:hover ul {display:block; position:absolute; width:749px; top:30px; left:0; background:#b3ab79; color:#fff;}
.menu ul li a:hover ul.right_side li {float:right; border-width:0 1px 0 0 0;}
.menu ul li a:hover ul.left_side li {float:left;}
.menu ul li a:hover ul li a.sub {background:#bd8d5e url(../../graphics/drop2.gif) 20px right no-repeat; color:#fff;}
.menu ul li a:hover ul li a {display:block; background:#b3ab79; color:#fff;}
.menu ul li a:hover ul li a ul {visibility:hidden;}
.menu ul li a:hover ul li a:hover {background:#dfc184; color:#000;}
.menu ul li a:hover ul li a:hover ul {visibility:visible; position:absolute; left:0; top:30px; color:#000; background:#dfc184;}
.menu ul li a:hover ul li a:hover ul li a {background:#dfc184; color:#000;}
.menu ul li a:hover ul li a:hover ul li a:hover {background:#bd8d5e; color:#fff;}
</style>
<![endif]-->
</head>
<body>
<div class="menu">
<ul>
<li><a class="hide" href="../menu/index.html">DEMOS</a>
<!--[if lte IE 6]>
<a href="../menu/index.html">DEMOS
<table><tr><td>
<![endif]-->
<ul>
<li><a href="../menu/zero_dollars.html" title="The zero dollar ads page">zero dollars</a></li>
<li><a href="../menu/embed.html" title="Wrapping text around images">wrapping text</a></li>
<li><a href="../menu/form.html" title="Styling forms">styled form</a></li>
<li><a href="../menu/nodots.html" title="Removing active/focus borders">active focus</a></li>
<li><a class="hide" href="../menu/hover_click.html" title="Hover/click with no active/focus borders">HOVER/CLICK</a>
<!--[if lte IE 6]>
<a class="sub" href="../menu/hover_click.html" title="Hover/click with no active/focus borders">HOVER/CLICK
<table><tr><td>
<![endif]-->
<ul class="right_side">
<li><a href="../menu/form.html" title="Styling forms">styled form</a></li>
<li><a href="../menu/nodots.html" title="Removing active/focus borders">active focus</a></li>
<li><a href="../menu/hover_click.html" title="Hover/click with no active/focus borders">hover/click</a></li>
</ul>
<!--[if lte IE 6]>
</td></tr></table>
</a>
<![endif]-->
</li>
<li><a href="../menu/shadow_boxing.html" title="Multi-position drop shadow">shadow boxing</a></li>
<li><a href="../menu/old_master.html" title="Image Map for detailed information">image map</a></li>
</ul>
<!--[if lte IE 6]>
</td></tr></table>
</a>
<![endif]-->
</li>
<li><a class="hide" href="index.html">MENUS</a>
<!--[if lte IE 6]>
<a href="index.html">MENUS
<table><tr><td>
<![endif]-->
<ul>
<li><a href="spies.html" title="a coded list of spies">spies menu</a></li>
<li><a href="vertical.html" title="a horizontal vertical menu">vertical menu</a></li>
<li><a href="expand.html" title="an enlarging unordered list">enlarging list</a></li>
<li><a href="enlarge.html" title="an unordered list with link images">link images</a></li>
<li><a href="cross.html" title="non-rectangular links">non-rectangular</a></li>
<li><a href="jigsaw.html" title="jigsaw links">jigsaw links</a></li>
<li><a href="circles.html" title="circular links">circular links</a></li>
</ul>
<!--[if lte IE 6]>
</td></tr></table>
</a>
<![endif]-->
</li>
<li><a class="hide" href="../layouts/index.html">LAYOUTS</a>
<!--[if lte IE 6]>
<a href="../layouts/index.html">LAYOUTS
<table><tr><td>
<![endif]-->
<ul>
<li><a href="../layouts/bodyfix.html" title="Cross browser fixed layout">Fixed 1</a></li>
<li><a href="../layouts/body2.html" title="Cross browser fixed layout">Fixed 2</a></li>
<li><a href="../layouts/body4.html" title="Cross browser fixed layout">Fixed 3</a></li>
<li><a href="../layouts/body5.html" title="Cross browser fixed layout">Fixed 4</a></li>
<li><a href="../layouts/minimum.html" title="A simple minimum width layout">minimum width</a></li>
</ul>
<!--[if lte IE 6]>
</td></tr></table>
</a>
<![endif]-->
</li>
<li><a class="hide" href="../boxes/index.html">BOXES</a>
<!--[if lte IE 6]>
<a href="../boxes/index.html">BOXES
<table><tr><td>
<![endif]-->
<ul>
<li><a href="spies.html" title="a coded list of spies">spies menu</a></li>
<li><a href="vertical.html" title="a horizontal vertical menu">vertical menu</a></li>
<li><a href="expand.html" title="an enlarging unordered list">enlarging list</a></li>
<li><a href="enlarge.html" title="an unordered list with link images">link images</a></li>
<li><a href="cross.html" title="non-rectangular links">non-rectangular</a></li>
<li><a href="jigsaw.html" title="jigsaw links">jigsaw links</a></li>
<li><a href="circles.html" title="circular links">circular links</a></li>
</ul>
<!--[if lte IE 6]>
</td></tr></table>
</a>
<![endif]-->
</li>
<li><a class="hide" href="../mozilla/index.html">MOZILLA</a>
<!--[if lte IE 6]>
<a href="../mozilla/index.html">MOZILLA
<table><tr><td>
<![endif]-->
<ul>
<li><a href="../mozilla/dropdown.html" title="A drop down menu">drop down menu</a></li>
<li><a href="../mozilla/cascade.html" title="A cascading menu">cascading menu</a></li>
<li><a href="../mozilla/content.html" title="Using content:">content:</a></li>
<li><a href="../mozilla/moxbox.html" title=":hover applied to a div">mozzie box</a></li>
<li><a href="../mozilla/rainbow.html" title="I can build a rainbow">rainbow box</a></li>
<li><a href="../mozilla/snooker.html" title="Snooker cue">snooker cue</a></li>
<li><a href="../mozilla/target.html" title="Target Practise">target practise</a></li>
</ul>
<!--[if lte IE 6]>
</td></tr></table>
</a>
<![endif]-->
</li>
<li><a class="hide" href="../ie/index.html">EXPLORER</a>
<!--[if lte IE 6]>
<a href="../ie/index.html">EXPLORER
<table><tr><td>
<![endif]-->
<ul class="right_side">
<li><a href="../ie/exampleone.html" title="Example one">example one</a></li>
<li><a href="../ie/weft.html" title="Weft fonts">weft fonts</a></li>
<li><a href="../ie/exampletwo.html" title="Vertical align">vertical align</a></li>
</ul>
<!--[if lte IE 6]>
</td></tr></table>
</a>
<![endif]-->
</li>
<li><a class="hide" href="../opacity/index.html">OPACITY</a>
<!--[if lte IE 6]>
<a href="../opacity/index.html">OPACITY
<table><tr><td>
<![endif]-->
<ul class="right_side">
<li><a href="../opacity/colours.html" title="colour wheel">opaque colours</a></li>
<li><a href="../opacity/picturemenu.html" title="a menu using opacity">opaque menu</a></li>
<li><a href="../opacity/png.html" title="partial opacity">partial opacity</a></li>
<li><a href="../opacity/png2.html" title="partial opacity II">partial opacity II</a></li>
<li><a class="hide" href="../menu/hover_click.html" title="Hover/click with no active/focus borders">HOVER/CLICK</a>
<!--[if lte IE 6]>
<a class="sub" href="../menu/hover_click.html" title="Hover/click with no active/focus borders">HOVER/CLICK
<table><tr><td>
<![endif]-->
<ul class="left_side">
<li><a href="../menu/form.html" title="Styling forms">styled form</a></li>
<li><a href="../menu/nodots.html" title="Removing active/focus borders">active focus</a></li>
<li><a href="../menu/hover_click.html" title="Hover/click with no active/focus borders">hover/click</a></li>
</ul>
<!--[if lte IE 6]>
</td></tr></table>
</a>
<![endif]-->
</li>
</ul>
<!--[if lte IE 6]>
</td></tr></table>
</a>
<![endif]-->
</li>
</ul>
</div>
</body>
</html>
基本的模板給你了,怎麼修改樣式應該不用我教吧
3、網站製作中怎麼把這個2級菜單欄修改成3級的?
不妨看看這個:
把裡面相關的菜單改成你自己的就行了。
<! html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "<a href="http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd" _fcksaverl="http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd" target="_blank">http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd</a>">
<html xmlns="<a href="http://www.w3.org/1999/xhtml" _fcksaverl="http://www.w3.org/1999/xhtml" target="_blank">http://www.w3.org/1999/xhtml</a>">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>三級dropdown彈出菜單</title>
<style type="text/css">
/* common styling */
.menu {font-family: arial, sans-serif; width:750px; position:relative; margin:0; font-size:11px; margin:50px 0;}
.menu ul li a, .menu ul li a:visited {display:block; text-decoration:none; color:#000;width:104px; height:20px; text-align:center; color:#fff; border:1px solid #fff; background:#710069; line-height:20px; font-size:11px; overflow:hidden;}
.menu ul {padding:0; margin:0;list-style-type: none; }
.menu ul li {float:left; margin-right:1px; position:relative;}
.menu ul li ul {display: none;}
/* specific to non IE browsers */
.menu ul li:hover a {color:#fff; background:#36f;}
.menu ul li:hover ul {display:block; position:absolute; top:21px; left:0; width:105px;}
.menu ul li:hover ul li a.hide {background:#6a3; color:#fff;}
.menu ul li:hover ul li:hover a.hide {background:#6fc; color:#000;}
.menu ul li:hover ul li ul {display: none;}
.menu ul li:hover ul li a {display:block; background:#ddd; color:#000;}
.menu ul li:hover ul li a:hover {background:#6fc; color:#000;}
.menu ul li:hover ul li:hover ul {display:block; position:absolute; left:105px; top:0;}
.menu ul li:hover ul li:hover ul.left {left:-105px;}
</style>
<!--[if lte IE 6]>
<style type="text/css">
.menu ul li a.hide, .menu ul li a:visited.hide {display:none;}
.menu ul li a:hover ul li a.hide {display:none;}
.menu ul li a:hover {color:#fff; background:#36f;}
.menu ul li a:hover ul {display:block; position:absolute; top:21px; left:0; width:105px;}
.menu ul li a:hover ul li a.sub {background:#6a3; color:#fff;}
.menu ul li a:hover ul li a {display:block; background:#ddd; color:#000;}
.menu ul li a:hover ul li a ul {visibility:hidden;}
.menu ul li a:hover ul li a:hover {background:#6fc; color:#000;}
.menu ul li a:hover ul li a:hover ul {visibility:visible; position:absolute; left:105px; top:0; color:#000;}
.menu ul li a:hover ul li a:hover ul.left {left:-105px;}
</style>
<![endif]-->
</head>
<body>
<div class="menu">
<ul>
<li><a class="hide" href="../menu/index.html" _fcksaverl="../menu/index.html">DEMOS</a>
<!--[if lte IE 6]>
<a href="../menu/index.html">DEMOS
<table><tr><td>
<![endif]-->
<ul>
<li><a href="../menu/zero_dollars.html" _fcksaverl="../menu/zero_dollars.html" title="The zero dollar ads page">zero dollars</a></li>
<li><a href="../menu/embed.html" _fcksaverl="../menu/embed.html" title="Wrapping text around images">wrapping text</a></li>
<li><a href="../menu/form.html" _fcksaverl="../menu/form.html" title="Styling forms">styled form</a></li>
<li><a href="../menu/nodots.html" _fcksaverl="../menu/nodots.html" title="Removing active/focus borders">active focus</a></li>
<li><a class="hide" href="../menu/hover_click.html" _fcksaverl="../menu/hover_click.html" title="Hover/click with no active/focus borders">HOVER/CLICK ></a>
<!--[if lte IE 6]>
<a class="sub" href="../menu/hover_click.html" title="Hover/click with no active/focus borders">HOVER/CLICK >
<table><tr><td>
<![endif]-->
<ul>
<li><a href="../menu/form.html" _fcksaverl="../menu/form.html" title="Styling forms">styled form</a></li>
<li><a href="../menu/nodots.html" _fcksaverl="../menu/nodots.html" title="Removing active/focus borders">active focus</a></li>
<li><a href="../menu/hover_click.html" _fcksaverl="../menu/hover_click.html" title="Hover/click with no active/focus borders">hover/click</a></li>
</ul>
<!--[if lte IE 6]>
</td></tr></table>
</a>
<![endif]-->
</li>
<li><a href="../menu/shadow_boxing.html" _fcksaverl="../menu/shadow_boxing.html" title="Multi-position drop shadow">shadow boxing</a></li>
<li><a href="../menu/old_master.html" _fcksaverl="../menu/old_master.html" title="Image Map for detailed information">image map</a></li>
<li><a href="../menu/bodies.html" _fcksaverl="../menu/bodies.html" title="fun with background images">fun backgrounds</a></li>
<li><a href="../menu/fade_scroll.html" _fcksaverl="../menu/fade_scroll.html" title="fade-out scrolling">fade scrolling</a></li>
<li><a href="../menu/em_images.html" _fcksaverl="../menu/em_images.html" title="em size images compared">em sized images</a></li>
</ul>
<!--[if lte IE 6]>
</td></tr></table>
</a>
<![endif]-->
</li>
<li><a class="hide" href="index.html" _fcksaverl="index.html">MENUS</a>
<!--[if lte IE 6]>
<a href="index.html">MENUS
<table><tr><td>
<![endif]-->
<ul>
<li><a href="spies.html" _fcksaverl="spies.html" title="a coded list of spies">spies menu</a></li>
<li><a href="vertical.html" _fcksaverl="vertical.html" title="a horizontal vertical menu">vertical menu</a></li>
<li><a href="expand.html" _fcksaverl="expand.html" title="an enlarging unordered list">enlarging list</a></li>
<li><a href="enlarge.html" _fcksaverl="enlarge.html" title="an unordered list with link images">link images</a></li>
<li><a href="cross.html" _fcksaverl="cross.html" title="non-rectangular links">non-rectangular</a></li>
<li><a href="jigsaw.html" _fcksaverl="jigsaw.html" title="jigsaw links">jigsaw links</a></li>
<li><a href="circles.html" _fcksaverl="circles.html" title="circular links">circular links</a></li>
</ul>
<!--[if lte IE 6]>
</td></tr></table>
</a>
<![endif]-->
</li>
<li><a class="hide" href="../layouts/index.html" _fcksaverl="../layouts/index.html">LAYOUTS</a>
<!--[if lte IE 6]>
<a href="../layouts/index.html">LAYOUTS
<table><tr><td>
<![endif]-->
<ul>
<li><a href="../layouts/bodyfix.html" _fcksaverl="../layouts/bodyfix.html" title="Cross browser fixed layout">Fixed 1</a></li>
<li><a href="../layouts/body2.html" _fcksaverl="../layouts/body2.html" title="Cross browser fixed layout">Fixed 2</a></li>
<li><a href="../layouts/body4.html" _fcksaverl="../layouts/body4.html" title="Cross browser fixed layout">Fixed 3</a></li>
<li><a href="../layouts/body5.html" _fcksaverl="../layouts/body5.html" title="Cross browser fixed layout">Fixed 4</a></li>
<li><a href="../layouts/minimum.html" _fcksaverl="../layouts/minimum.html" title="A simple minimum width layout">minimum width</a></li>
</ul>
<!--[if lte IE 6]>
</td></tr></table>
</a>
<![endif]-->
</li>
<li><a class="hide" href="../boxes/index.html" _fcksaverl="../boxes/index.html">BOXES</a>
<!--[if lte IE 6]>
<a href="../boxes/index.html">BOXES
<table><tr><td>
<![endif]-->
<ul>
<li><a href="spies.html" _fcksaverl="spies.html" title="a coded list of spies">spies menu</a></li>
<li><a href="vertical.html" _fcksaverl="vertical.html" title="a horizontal vertical menu">vertical menu</a></li>
<li><a href="expand.html" _fcksaverl="expand.html" title="an enlarging unordered list">enlarging list</a></li>
<li><a href="enlarge.html" _fcksaverl="enlarge.html" title="an unordered list with link images">link images</a></li>
<li><a href="cross.html" _fcksaverl="cross.html" title="non-rectangular links">non-rectangular</a></li>
<li><a href="jigsaw.html" _fcksaverl="jigsaw.html" title="jigsaw links">jigsaw links</a></li>
<li><a href="circles.html" _fcksaverl="circles.html" title="circular links">circular links</a></li>
</ul>
<!--[if lte IE 6]>
</td></tr></table>
</a>
<![endif]-->
</li>
<li><a class="hide" href="../mozilla/index.html" _fcksaverl="../mozilla/index.html">MOZILLA</a>
<!--[if lte IE 6]>
<a href="../mozilla/index.html">MOZILLA
<table><tr><td>
<![endif]-->
<ul>
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<li><a href="../mozilla/content.html" _fcksaverl="../mozilla/content.html" title="Using content:">content:</a></li>
<li><a href="../mozilla/moxbox.html" _fcksaverl="../mozilla/moxbox.html" title=":hover applied to a div">mozzie box</a></li>
<li><a href="../mozilla/rainbow.html" _fcksaverl="../mozilla/rainbow.html" title="I can build a rainbow">rainbow box</a></li>
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4、網頁製作,慢慢下拉的菜單怎麼做?
這個效果你可以通過2中途徑實現,使用框架或者是使用JavaScript代碼。
1.使用框架:查找框架中的二級菜單組建,如Bootstrap中的導航條中的二級菜單。下面的是一個二級下拉菜單的例子
詳細內容參見http://v3.bootcss.com/components/#navbar
2.使用JavaScript代碼。使用jQuery的動畫實現,如slideToggle()可使元素上下滑動,並且可以使用參數控制快慢。
<script>slideToggle()請參考http://www.w3school.com.cn/jquery/jquery_slide.asp
5、請利用HTML標記符設計一個個人網站,網頁要有菜單、圖片、表格、命令按鈕等。 要截圖代碼形式的報告ORZ
不然就是繁瑣,看著都頭疼,花半個小時做還不如玩局游戲,反正都是金幣
6、dw網頁二級菜單代碼怎麼做!很著急把它放在一級導航底下!
方法和詳細的操作步驟如下:
1、第一步,打開dw軟體並創建一個新文件,見下圖,轉到下面的步驟。
2、第二步,執行完上面的操作之後,單擊「常用」選項,選擇「布局」按鈕,然後繪制一個圖層,見下圖,轉到下面的步驟。
3、第三步,執行完上面的操作之後,再次單擊該層並繪制另一個,看到第一層是layer1,第二層是layer2,見下圖,轉到下面的步驟。
4、第四步,執行完上面的操作之後,將游標放在layer1上,然後單擊「插入表格」,建立一個具有一行三列且寬度為288的表,見下圖,轉到下面的步驟。
5、第五步,執行完上面的操作之後,在表格中輸入百度經驗,百度知道,百度文庫,可以在屬性欄中設置以下屬性,見下圖,轉到下面的步驟。
6、第六步,執行完上面的操作之後,在第2層中輸入經驗首頁,個人中心,小測首頁,幫幫首頁,然後設置以下屬性,見下圖。這樣,就解決了這個問題了。
7、網頁製作~二級菜單被視頻覆蓋了,怎麼能讓二級菜單顯示在視頻前面z-index都用了,就是沒有用
試試將視頻的z-index設置成0或-1或其他更小,把二級菜單的z-index設成1或更大。最好用-1和1兩個值試試。
8、利用CSS製作網頁,想要製作滑動下拉菜單(滑鼠滑過才會顯示二級菜單)但是我做出來的二級菜單始終在外邊
你把你代碼上傳到網盤里,然後貼地址,這么大一坨別人也不方便看,想幫你改還得先手打一遍,多費勁。
9、在用HTML製作網頁時,二級菜單出現時,一級菜單為什麼老掉下來?
一般出現這種情況,往往是這個寬度的問題。寬度沒有寫死,正常的時候的一級菜單的寬度和hover狀態下一級菜單的寬度不同,所以會掉下來。
下面有一個二級菜單的demo,可以對照著找一下
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">