手风琴下拉菜单demo
今天学习了写一个关于手风琴下拉菜单demo，要求：鼠标滑过时打开菜单，兼容IE7、IE8、IE9、Chrome、firefox，index.html必须用iframe 包含着下拉菜单
如下：
---------index.html--------------
---------a.html--------------------
-------------css/style.css------------------
@charset "utf-8";
/* CSS Document */
#vnclist{width:250px;}
.accordion,
.accordion ul,
.accordion li,
.accordion a,
.accordion span {
margin: 0;
padding: 0;
border: none;
outline: none;
}
.accordion li {
list-style: none;
}
/* Layout & Style */
.accordion li > a {
display: block;
position: relative;
min-width: 110px;
padding: 0 10px 0 40px;
height: 32px;
color: #fdfdfd;
font: bold 12px/32px Arial, sans-serif;
text-decoration: none;
text-shadow: 0px 1px 0px rgba(0,0,0, .35);
background: #6c6e74;
background: -moz-linear-gradient(top, #6c6e74 0%, #999999 100%);
background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#6c6e74), color-stop(100%,#999999));
background: -webkit-linear-gradient(top, #6c6e74 0%,#999999 100%);
background: -o-linear-gradient(top, #6c6e74 0%,#999999 100%);
background: -ms-linear-gradient(top, #6c6e74 0%,#999999 100%);
background: linear-gradient(top, #6c6e74 0%,#999999 100%);
-webkit-box-shadow: inset 0px 1px 0px 0px rgba(255,255,255, .1), 0px 1px 0px 0px rgba(0,0,0, .1);
-moz-box-shadow: inset 0px 1px 0px 0px rgba(255,255,255, .1), 0px 1px 0px 0px rgba(0,0,0, .1);
box-shadow: inset 0px 1px 0px 0px rgba(255,255,255, .1), 0px 1px 0px 0px rgba(0,0,0, .1);
}
.accordion li > a span {
position: absolute;
top: 7px;
right: 0;
padding: 0 10px;
margin-right: 10px;
font: normal bold 12px/18px Arial, sans-serif;
background: #404247;
}
.accordion > li > a:before {
position: absolute;
top: 0;
left: 0;
content: '';
width: 24px;
height: 24px;
margin: 4px 8px;
}
.accordion li.files0 > a:before { background-position: 0px 0px; }
.accordion li.files0:hover > a:before,
.accordion li.files0:target > a:before,
.accordion li.files0 > a.active:before { background-position: 0px -24px; }
.accordion li.files1 > a:before { background-position: -24px 0px; }
.accordion li.files1:hover > a:before,
.accordion li.files1:target > a:before,
.accordion li.files1 > a.active:before { background-position: -24px -24px; }
.accordion li.files2 > a:before { background-position: -48px 0px; }
.accordion li.files2:hover > a:before,
.accordion li.files2:target > a:before,
.accordion li.files2 > a.active:before { background-position: -48px -24px; }
/* Sub Menu */
.sub-menu li a {
color: #797979;
text-shadow: 1px 1px 0px rgba(255,255,255, .2);
background: #e5e5e5;
border-bottom: 1px solid #c9c9c9;
-webkit-box-shadow: inset 0px 1px 0px 0px rgba(255,255,255, .1), 0px 1px 0px 0px rgba(0,0,0, .1);
-moz-box-shadow: inset 0px 1px 0px 0px rgba(255,255,255, .1), 0px 1px 0px 0px rgba(0,0,0, .1);
box-shadow: inset 0px 1px 0px 0px rgba(255,255,255, .1), 0px 1px 0px 0px rgba(0,0,0, .1);
}
.sub-menu li:hover a { background: #efefef; }
.sub-menu li:last-child a { border: none; }
.sub-menu li > a span {
color: #797979;
background: transparent;
}
.sub-menu em {
position: absolute;
top: 0;
left: 0;
margin-left: 14px;
color: #a6a6a6;
font: normal 10px/32px Arial, sans-serif;
}
/* Functionality */
.accordion li > .sub-menu {
display: none;
}
.accordion li:target > .sub-menu {
display: block;
}
-------------js/jquery.min----------------
/*! jQuery v1.7.1 jquery.com | jquery.org/license */
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"+"
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