Hello,
I've got the CSS menu working correctly in IE 7 however I can't seem to get it working in Firefox 1.5.

Here is my code:
<!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 runat="server">
<title>Untitled Page</title>
<style type="text/css">
html, body {
height: 100%;
}
body
{
min-width: 640px;
}
#header
, #menu, #content, #sub-section, #footer
{
overflow: hidden;
display: inline-block;
}
#header
, #footer
{
width: 100%;
}
#siteContainer
{
width: 775px;
height:100%;
min-height:100%;
margin: 0px auto;
padding: 0px;
text-align: left;
background-color: #1B2429;
border-left: solid 1px #333;
border-right: solid 1px #333;
}
#pageContainer
{
width: 100%;
min-height:100%;
margin: 0px;
padding: 0px;
top: 0px;
left:0px;
position: relative;
}
#titleLeft
{
float: left;
width: 259px;
height: 93px;
background: #333 url( '../images/title.jpg' ) no-repeat;
}
#titleRight
{
float: right;
width: 505px;
height: 80px;
background: #282F39;
}
#menuNav
{
clear:both;
width: 755px;
height: 38px;
background: #d7350f;
}
#tagLine
{
width: 755px;
height: 40px;
background: #1B2429;
border-bottom: solid 1px #E6E6E6;
border-top: solid 1px #E6E6E6;
margin: 10px 0px;
clear:both;
}
</
style>
<link href="CSSControlAdapters/CSS/Menu.css" rel="stylesheet" type="text/css" />
<link id="AdaptersInvariantImportCSS" runat="server" href="~/CSSControlAdapters/CSS/Import.css"
rel="stylesheet" type="text/css" />
<!--[if lt IE 7]>
<link runat="server" rel="stylesheet" href="~/CSSControlAdapters/CSS/BrowserSpecific/IEMenu6.css" type="text/css" id="IEMenu6CSS" />
<![endif]-->
</
head>
<
body>
<form id="form1" runat="server">
<div id="pageContainer">
<div id="siteContainer">
<div id="header">
<div id="titleLeft">
Left
</div>
<div id="titleRight">
Right
</div>
<div id="menuNav">
<div id="SampleMenu">
<asp:Menu ID="MainMenu" runat="server" cssselectorclass="PrettyMenu" DataSourceID="SiteMapDataSource"
Orientation="Horizontal" SkinID="MenuHorizontal" StaticDisplayLevels="2">
</asp:Menu>
<asp:SiteMapDataSource ID="SiteMapDataSource" runat="server" EnableViewState="false"
SiteMapProvider="AspNetSqlSiteMapProvider" ShowStartingNode="false" />
</div>
</div>
<div id="tagLine">
</div>
</div>
</div>
</div>
</form>
</
body>
</
html>
This is my CSS code:
.PrettyMenu .AspNet-Menu-Vertical
{
position:relative;
top: 3em;
left: 0;
z-index: 300;
}
.PrettyMenu ul
{
background:#D7350F;
}
/* Top tier */
.PrettyMenu
.AspNet-Menu-Vertical ul.AspNet-Menu
{
width: 9em;
}
.PrettyMenu ul.AspNet-Menu ul
{
width: 10.5em;
left: 8.9em;
top: -1em;
z-index: 400;
}
.PrettyMenu
ul.AspNet-Menu ul ul
{
width: 11.5em;
left: 10.4em;
}
.PrettyMenu ul.AspNet-Menu li
{
background:#D7350F url(../images/mnu_background.gif) repeat-x;
}
.PrettyMenu ul.AspNet-Menu li a,
.PrettyMenu
ul.AspNet-Menu li span
{
color: black;
/**/padding: 13px 2px 13px 8px;
border-left:1px solid #9C2104;
border-bottom: 0;
background: transparent url(../images/arrowRight.gif) right center no-repeat;
}
.PrettyMenu
ul.AspNet-Menu li.AspNet-Menu-Leaf a,
.PrettyMenu
ul.AspNet-Menu li.AspNet-Menu-Leaf span
{
background-image: none;
}
.PrettyMenu ul.AspNet-Menu li a img
{
border-style: none;
vertical-align: middle;
}
.PrettyMenu ul.AspNet-Menu li:hover,
.PrettyMenu
ul.AspNet-Menu li.AspNet-Menu-Hover
{
background:#98280D;
}
.PrettyMenu
ul.AspNet-Menu li:hover a,
.PrettyMenu
ul.AspNet-Menu li:hover span,
.PrettyMenu
ul.AspNet-Menu li.AspNet-Menu-Hover a,
.PrettyMenu
ul.AspNet-Menu li.AspNet-Menu-Hover span,
.PrettyMenu
ul.AspNet-Menu li:hover li:hover a,
.PrettyMenu
ul.AspNet-Menu li:hover li:hover span,
.PrettyMenu
ul.AspNet-Menu li.AspNet-Menu-Hover li.AspNet-Menu-Hover a,
.PrettyMenu
ul.AspNet-Menu li.AspNet-Menu-Hover li.AspNet-Menu-Hover span,
.PrettyMenu
ul.AspNet-Menu li:hover li:hover ul a:hover,
.PrettyMenu
ul.AspNet-Menu li:hover li:hover ul span.Asp-Menu-Hover,
.PrettyMenu
ul.AspNet-Menu li.AspNet-Menu-Hover li.AspNet-Menu-Hover ul a:hover,
.PrettyMenu
ul.AspNet-Menu li.AspNet-Menu-Hover li.AspNet-Menu-Hover ul span.Asp-Menu-Hover
{
color: White;
}
.PrettyMenu
ul.AspNet-Menu li:hover ul a,
.PrettyMenu
ul.AspNet-Menu li:hover ul span,
.PrettyMenu
ul.AspNet-Menu li.AspNet-Menu-Hover ul a,
.PrettyMenu
ul.AspNet-Menu li.AspNet-Menu-Hover ul span,
.PrettyMenu
ul.AspNet-Menu li:hover li:hover ul a,
.PrettyMenu
ul.AspNet-Menu li:hover li:hover ul span,
.PrettyMenu
ul.AspNet-Menu li.AspNet-Menu-Hover li.AspNet-Menu-Hover ul a,
.PrettyMenu
ul.AspNet-Menu li.AspNet-Menu-Hover li.AspNet-Menu-Hover ul span
{
color: Black;
}
.PrettyMenu ul.AspNet-Menu li a:hover,
.PrettyMenu
ul.AspNet-Menu li span.Asp-Menu-Hover
{
color: White;
background: transparent url(../images/activeArrowRight.gif) right center no-repeat;
}
.PrettyMenu
ul.AspNet-Menu li.AspNet-Menu-Leaf a:hover
{
background-image: none;
}
.PrettyMenu .AspNet-Menu-Horizontal
{
}
.PrettyMenu .AspNet-Menu-Horizontal ul.AspNet-Menu
{
width: 100%;
background:#D7350F url(../images/mnu_background.gif) repeat-x;
}
.PrettyMenu .AspNet-Menu-Horizontal ul.AspNet-Menu ul
{
width: 10.5em;
left: 0;
top: 100%;
}
.PrettyMenu
.AspNet-Menu-Horizontal ul.AspNet-Menu ul ul
{
top: -0.3em;
}
.PrettyMenu
.AspNet-Menu-Horizontal ul.AspNet-Menu ul ul
{
width: 11.5em;
}
.PrettyMenu .AspNet-Menu-Horizontal ul.AspNet-Menu li
{
/**/width: 8em;
text-align:center;
}
.PrettyMenu .AspNet-Menu-Horizontal ul.AspNet-Menu ul li
{
text-align:left;
width: 10.5em;
}
.PrettyMenu
.AspNet-Menu-Horizontal ul.AspNet-Menu ul ul li
{
width: 11.5em;
}
.PrettyMenu .AspNet-Menu-Horizontal ul.AspNet-Menu li ul li ul
{
margin: -1.4em 0 0 10.35em;
}
#SampleMenuContainer
{
position: absolute ;
top: 0px;
left: 0px;
z-index:300;
}
#SampleMenu
{
position:relative;
height: 18em;
font-size:small;
font-family: Tahoma;
}