<title>二级dropdown弹出菜单--A CROSS BROWSER Drop DOWN CASCADING VALIDATING MENU</title>
<style type="text/css">
/* common styling */
/* set up the overall width of the menu div, the font and the margins */
.menu {
font-family: arial, sans-serif;
width:750px;
margin:0;
margin:50px 0;
}
/* remove the bullets and set the margin and padding to zero for the unordered list */
.menu ul {
padding:0;
margin:0;
list-style-type: none;
}
/* float the list so that the items are in a line and their position relative so that the drop down list will appear in the right place underneath each list item */
.menu ul li {
float:left;
position:relative;
}
/* style the links to be 104px wide by 30px high with a top and right border 1px solid white. Set the background color and the font size. */
.menu ul li a, .menu ul li a:visited {
display:block;
text-align:center;
text-decoration:none;
width:104px;
height:30px;
color:#000;
border:1px solid #fff;
border-width:1px 1px 0 0;
background:#c9c9a7;
line-height:30px;
font-size:11px;
}
/* make the dropdown ul invisible */
.menu ul li ul {
display: none;
}
/* specific to non IE browsers */
/* set the background and foreground color of the main menu li on hover */
.menu ul li:hover a {
color:#fff;
background:#b3ab79;
}
/* make the sub menu ul visible and position it beneath the main menu list item */
.menu ul li:hover ul {
display:block;
position:absolute;
top:31px;
left:0;
width:105px;
}
/* style the background and foreground color of the submenu links */
.menu ul li:hover ul li a {
display:block;
background:#faeec7;
color:#000;
}
/* style the background and forground colors of the links on hover */
.menu ul li:hover ul li a:hover {
background:#dfc184;
color:#000;
}
</style>
<!--[if lte IE 6]>
<style type="text/css">
/* styling specific to Internet Explorer IE5.5 and IE6. Yet to see if IE7 handles li:hover */
/* Get rid of any default table style */
table {
border-collapse:collapse;
margin:0;
padding:0;
}
/* ignore the link used by 'other browsers' */
.menu ul li a.hide, .menu ul li a:visited.hide {
display:none;
}
/* set the background and foreground color of the main menu link on hover */
.menu ul li a:hover {
color:#fff;
background:#b3ab79;
}
/* make the sub menu ul visible and position it beneath the main menu list item */
.menu ul li a:hover ul {
display:block;
position:absolute;
top:32px;
left:0;
width:105px;
}
/* style the background and foreground color of the submenu links */
.menu ul li a:hover ul li a {
background:#faeec7;
color:#000;
}
/* style the background and forground colors of the links on hover */
.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;}
.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 #aaa; 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:0; left:105px; 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:#eee; 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;}
</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:0; left:105px; 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:#eee; 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 {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;}
.menu ul li a, .menu ul li a:visited {display:block; text-decoration:none; width:94px; height:25px; text-align:left; color:#000; padding-left:10px; border:1px solid #fff; border-width:0 1px 1px 0; background:#c9c9a7; line-height:25px; font-size:11px;}
.menu ul {padding:0; margin:0;list-style-type: none; }
.menu ul li {float:left; position:relative;}
.menu ul li ul {display: none;}
/* specific to non IE browsers */
.menu ul li:hover a {color:#000; background:#e9e9c7;}
.menu ul li:hover ul {display:block; position:absolute; bottom:26px; left:0;}
.menu ul li:hover ul li a.hide {background:#a7c9c9; color:#000;}
.menu ul li:hover ul li {display:block; background:#fff; color:#000;width:199px; clear:both;}
.menu ul li:hover ul li:hover a.hide {background:#dfc184; color:#000;}
.menu ul li:hover ul li ul {display: none;}
.menu ul li:hover ul li a {display:block; background:#c9a7c9; color:#000; width:100%; padding-left:10px;}
.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:210px; bottom:0;}
.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:#c9c9a7; color:#000;}
.menu ul li:hover ul.left {left:-105px;}
.menu ul li:hover ul li:hover ul.left {left:-210px; width:209px;}