上边是样式。
js代码:
Code
/*********************
//* jQuery Multi Level CSS Menu #2- By Dynamic Drive: http://www.dynamicdrive.com/
//* Last update: Nov 7th, 08': Limit # of queued animations to minmize animation stuttering
//* Menu avaiable at DD CSS Library: http://www.dynamicdrive.com/style/
*********************/
//Specify full URL to down and right arrow images (23 is padding-right to add to top level LIs with drop downs):
var arrowimages={down:['downarrowclass', 'down.gif', 23], right:['rightarrowclass', 'right.gif']}
var jqueryslidemenu={
animateduration: {over: 200, out: 100}, //duration of slide in/ out animation, in milliseconds
buildmenu:function(menuid, arrowsvar){
jQuery(document).ready(function($){
var $mainmenu=$("#"+menuid+">ul")
var $headers=$mainmenu.find("ul").parent()
$headers.each(function(i){
var $curobj=$(this)
var $subul=$(this).find('ul:eq(0)')
this._dimensions={w:this.offsetWidth, h:this.offsetHeight, subulw:$subul.outerWidth(), subulh:$subul.outerHeight()}
this.istopheader=$curobj.parents("ul").length==1? true : false
$subul.css({top:this.istopheader? this._dimensions.h+"px" : 0})
$curobj.children("a:eq(0)").css(this.istopheader? {paddingRight: arrowsvar.down[2]} : {}).append(
''+ (this.istopheader? arrowsvar.down[1] : arrowsvar.right[1])
+'" class="' + (this.istopheader? arrowsvar.down[0] : arrowsvar.right[0])
+ '" style="border:0;" />'
)
$curobj.hover(
function(e){
var $targetul=$(this).children("ul:eq(0)")
this._offsets={left:$(this).offset().left, top:$(this).offset().top}
var menuleft=this.istopheader? 0 : this._dimensions.w
menuleft=(this._offsets.left+menuleft+this._dimensions.subulw>$(window).width())? (this.istopheader? -this._dimensions.subulw+this._dimensions.w : -this._dimensions.w) : menuleft
if ($targetul.queue().length<=1) //if 1 or less queued animations
$targetul.css({left:menuleft+"px", width:this._dimensions.subulw+'px'}).slideDown(jqueryslidemenu.animateduration.over)
},
function(e){
var $targetul=$(this).children("ul:eq(0)")
$targetul.slideUp(jqueryslidemenu.animateduration.out)
}
) //end hover
}) //end $headers.each()
$mainmenu.find("ul").css({display:'none', visibility:'visible'})
}) //end document.ready
}
}
//build menu with ID="myslidemenu" on page:
jqueryslidemenu.buildmenu("myslidemenu", arrowimages)
/*********************
//* jQuery Multi Level CSS Menu #2- By Dynamic Drive: http://www.dynamicdrive.com/
//* Last update: Nov 7th, 08': Limit # of queued animations to minmize animation stuttering
//* Menu avaiable at DD CSS Library: http://www.dynamicdrive.com/style/
*********************/
//Specify full URL to down and right arrow images (23 is padding-right to add to top level LIs with drop downs):
var arrowimages={down:['downarrowclass', 'down.gif', 23], right:['rightarrowclass', 'right.gif']}
var jqueryslidemenu={
animateduration: {over: 200, out: 100}, //duration of slide in/ out animation, in milliseconds
buildmenu:function(menuid, arrowsvar){
jQuery(document).ready(function($){
var $mainmenu=$("#"+menuid+">ul")
var $headers=$mainmenu.find("ul").parent()
$headers.each(function(i){
var $curobj=$(this)
var $subul=$(this).find('ul:eq(0)')
this._dimensions={w:this.offsetWidth, h:this.offsetHeight, subulw:$subul.outerWidth(), subulh:$subul.outerHeight()}
this.istopheader=$curobj.parents("ul").length==1? true : false
$subul.css({top:this.istopheader? this._dimensions.h+"px" : 0})
$curobj.children("a:eq(0)").css(this.istopheader? {paddingRight: arrowsvar.down[2]} : {}).append(
''+ (this.istopheader? arrowsvar.down[1] : arrowsvar.right[1])
+'" class="' + (this.istopheader? arrowsvar.down[0] : arrowsvar.right[0])
+ '" style="border:0;" />'
)
$curobj.hover(
function(e){
var $targetul=$(this).children("ul:eq(0)")
this._offsets={left:$(this).offset().left, top:$(this).offset().top}
var menuleft=this.istopheader? 0 : this._dimensions.w
menuleft=(this._offsets.left+menuleft+this._dimensions.subulw>$(window).width())? (this.istopheader? -this._dimensions.subulw+this._dimensions.w : -this._dimensions.w) : menuleft
if ($targetul.queue().length<=1) //if 1 or less queued animations
$targetul.css({left:menuleft+"px", width:this._dimensions.subulw+'px'}).slideDown(jqueryslidemenu.animateduration.over)
},
function(e){
var $targetul=$(this).children("ul:eq(0)")
$targetul.slideUp(jqueryslidemenu.animateduration.out)
}
) //end hover
}) //end $headers.each()
$mainmenu.find("ul").css({display:'none', visibility:'visible'})
}) //end document.ready
}
}
//build menu with ID="myslidemenu" on page:
jqueryslidemenu.buildmenu("myslidemenu", arrowimages)
CSS代码
Code
.jqueryslidemenu{
font: bold 12px Verdana;
background: #414141;
width: 100%;
}
.jqueryslidemenu ul{
margin: 0;
padding: 0;
list-style-type: none;
}
/*Top level list items*/
.jqueryslidemenu ul li{
position: relative;
display: inline;
float: left;
}
/*Top level menu link items style*/
.jqueryslidemenu ul li a{
display: block;
background: #414141; /*background of tabs (default state)*/
color: white;
padding: 8px 10px;
border-right: 1px solid #778;
color: #2d2b2b;
text-decoration: none;
}
* html .jqueryslidemenu ul li a{ /*IE6 hack to get sub menu links to behave correctly*/
display: inline-block;
}
.jqueryslidemenu ul li a:link, .jqueryslidemenu ul li a:visited{
color: white;
}
.jqueryslidemenu ul li a:hover{
background: black; /*tab link background during hover state*/
color: white;
}
/*1st sub level menu*/
.jqueryslidemenu ul li ul{
position: absolute;
left: 0;
display: block;
visibility: hidden;
}
/*Sub level menu list items (undo style from Top level List Items)*/
.jqueryslidemenu ul li ul li{
display: list-item;
float: none;
}
/*All subsequent sub menu levels vertical offset after 1st level sub menu */
.jqueryslidemenu ul li ul li ul{
top: 0;
}
/* Sub level menu links style */
.jqueryslidemenu ul li ul li a{
font: normal 13px Verdana;
width: 160px; /*width of sub menus*/
padding: 5px;
margin: 0;
border-top-width: 0;
border-bottom: 1px solid gray;
}
.jqueryslidemenuz ul li ul li a:hover{ /*sub menus hover style*/
background: #eff9ff;
color: black;
}
/* ######### CSS classes applied to down and right arrow images ######### */
.downarrowclass{
position: absolute;
top: 12px;
right: 7px;
}
.rightarrowclass{
position: absolute;
top: 6px;
right: 5px;
}
.jqueryslidemenu{
font: bold 12px Verdana;
background: #414141;
width: 100%;
}
.jqueryslidemenu ul{
margin: 0;
padding: 0;
list-style-type: none;
}
/*Top level list items*/
.jqueryslidemenu ul li{
position: relative;
display: inline;
float: left;
}
/*Top level menu link items style*/
.jqueryslidemenu ul li a{
display: block;
background: #414141; /*background of tabs (default state)*/
color: white;
padding: 8px 10px;
border-right: 1px solid #778;
color: #2d2b2b;
text-decoration: none;
}
* html .jqueryslidemenu ul li a{ /*IE6 hack to get sub menu links to behave correctly*/
display: inline-block;
}
.jqueryslidemenu ul li a:link, .jqueryslidemenu ul li a:visited{
color: white;
}
.jqueryslidemenu ul li a:hover{
background: black; /*tab link background during hover state*/
color: white;
}
/*1st sub level menu*/
.jqueryslidemenu ul li ul{
position: absolute;
left: 0;
display: block;
visibility: hidden;
}
/*Sub level menu list items (undo style from Top level List Items)*/
.jqueryslidemenu ul li ul li{
display: list-item;
float: none;
}
/*All subsequent sub menu levels vertical offset after 1st level sub menu */
.jqueryslidemenu ul li ul li ul{
top: 0;
}
/* Sub level menu links style */
.jqueryslidemenu ul li ul li a{
font: normal 13px Verdana;
width: 160px; /*width of sub menus*/
padding: 5px;
margin: 0;
border-top-width: 0;
border-bottom: 1px solid gray;
}
.jqueryslidemenuz ul li ul li a:hover{ /*sub menus hover style*/
background: #eff9ff;
color: black;
}
/* ######### CSS classes applied to down and right arrow images ######### */
.downarrowclass{
position: absolute;
top: 12px;
right: 7px;
}
.rightarrowclass{
position: absolute;
top: 6px;
right: 5px;
}
HTML代码
上部
Code
<link rel="stylesheet" type="text/css" href="jqueryslidemenu.css" />
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.2.6/jquery.min.js">script>
<script type="text/javascript" src="jqueryslidemenu.js">script>
<link rel="stylesheet" type="text/css" href="jqueryslidemenu.css" />
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.2.6/jquery.min.js">script>
<script type="text/javascript" src="jqueryslidemenu.js">script>
MENU部分
Code
<div id="myslidemenu" class="jqueryslidemenu">
<ul>
<li><a href="http://www.dynamicdrive.com">Item 1a>li>
<li><a href="#">Item 2a>li>
<li><a href="#">Folder 1a>
<ul>
<li><a href="#">Sub Item 1.1a>li>
<li><a href="#">Sub Item 1.2a>li>
<li><a href="#">Sub Item 1.3a>li>
<li><a href="#">Sub Item 1.4a>li>
ul>
li>
<li><a href="#">Item 3a>li>
<li><a href="#">Folder 2a>
<ul>
<li><a href="#">Sub Item 2.1a>li>
<li><a href="#">Folder 2.1a>
<ul>
<li><a href="#">Sub Item 2.1.1a>li>
<li><a href="#">Sub Item 2.1.2a>li>
<li><a href="#">Folder 3.1.1a>
<ul>
<li><a href="#">Sub Item 3.1.1.1a>li>
<li><a href="#">Sub Item 3.1.1.2a>li>
<li><a href="#">Sub Item 3.1.1.3a>li>
<li><a href="#">Sub Item 3.1.1.4a>li>
<li><a href="#">Sub Item 3.1.1.5a>li>
ul>
li>
<li><a href="#">Sub Item 2.1.4a>li>
ul>
li>
ul>
li>
<li><a href="http://www.dynamicdrive.com/style/">Item 4a>li>
ul>
<br style="clear: left" />
div>
<div id="myslidemenu" class="jqueryslidemenu">
<ul>
<li><a href="http://www.dynamicdrive.com">Item 1a>li>
<li><a href="#">Item 2a>li>
<li><a href="#">Folder 1a>
<ul>
<li><a href="#">Sub Item 1.1a>li>
<li><a href="#">Sub Item 1.2a>li>
<li><a href="#">Sub Item 1.3a>li>
<li><a href="#">Sub Item 1.4a>li>
ul>
li>
<li><a href="#">Item 3a>li>
<li><a href="#">Folder 2a>
<ul>
<li><a href="#">Sub Item 2.1a>li>
<li><a href="#">Folder 2.1a>
<ul>
<li><a href="#">Sub Item 2.1.1a>li>
<li><a href="#">Sub Item 2.1.2a>li>
<li><a href="#">Folder 3.1.1a>
<ul>
<li><a href="#">Sub Item 3.1.1.1a>li>
<li><a href="#">Sub Item 3.1.1.2a>li>
<li><a href="#">Sub Item 3.1.1.3a>li>
<li><a href="#">Sub Item 3.1.1.4a>li>
<li><a href="#">Sub Item 3.1.1.5a>li>
ul>
li>
<li><a href="#">Sub Item 2.1.4a>li>
ul>
li>
ul>
li>
<li><a href="http://www.dynamicdrive.com/style/">Item 4a>li>
ul>
<br style="clear: left" />
div>