Hi,
You put the rules I gave you above the other rules which meant they became null and void.
Ie7 seems to need a width on the nested ul so try this in this order.
<!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>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Untitled Document</title>
<style type="text/css">
html, body, div, span, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, code, del, dfn, em, img, q, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td {
margin:0;
padding:0;
border:0;
font-weight:inherit;
font-size:100%;
font-family:inherit;
vertical-align:baseline;
}
table {
border-collapse:separate;
border-spacing:0;
}
caption, th, td {
text-align:left;
font-weight:normal;
}
table, td, th {
vertical-align:top;
}
blockquote:before, blockquote:after, q:before, q:after {
content:'';
}
blockquote, q {
quotes:'' '';
}
a img {
border:none;
}
.megamenu ul {
width:955px;
}
body {
margin:0;
padding:0;
width:100%;
min-width:600px; /* Minimum width of layout - remove line if not required */
font:11px verdana, arial !important;
text-align:left;
background-color:#121212;
color:#666 !important;
}
.navigation-wrapper {
float:left;
width:977px;
height:51px;
background-image:url(nav_bg.png);
background-repeat:no-repeat;
margin:20px;
}
.megamenu {
margin:0px 0px 0px 10px;
}
.megamenu a {
text-decoration:none;
font-size:1.2em;
}
.megamenu ul {
padding:0;
margin:0;
list-style: none;
position: relative;
}
.megamenu ul li a{float:left}
.megamenu ul li {
float:none;
list-style-type:none;
}
.megamenu ul li li {
float:left;
}
.megamenu ul li li li li{clear:left}
.megamenu ul li a {
padding:12px;
color:white;
border-right:1px solid #292929;
}
.megamenu ul li ul li a {
padding:12px;
color:yellow;
border-right:1px solid #292929;
}
.megamenu ul li ul li ul li a {
padding:12px;
color:white;
border:none;
}
.megamenu ul li a:hover {
background-color:#666666;
}
.megamenu ul li ul li ul {
display:none;
background:#181818;
border:1px solid #292929;
width:955px;
position:absolute;
left:0;
top:38px;
}
.megamenu ul li ul li ul ul {
width:auto;
display:block;
position:static;
border:none;
}
.megamenu ul li ul li:hover ul {
display:block;
}
.megamenu ul li ul li ul li {
color:#000;
float:white;
margin:0 5px 0 0;
padding:5px;
font-weight:bold;
}
.megamenu ul li ul li ul li ul {
clear:both;
}
.megamenu ul li ul li ul li a {
padding:4px;
color:#fff;
}
.megamenu ul li ul li ul li a:hover {
background:none;
}
.megamenu ul li ul li ul li ul li {
color:orange;
float:none;
}
.megamenu ul li ul li ul li ul li a {
padding:4px 0px 4px 0px;
color:white !important;
font-weight:normal;
}
.megamenu li li a:hover {
color:#000
}
.megamenu li li:hover a {
background:#666;
color:#000;
}
.megamenu li li:hover li a{background:transparent;color:#fff;}
ul.static{float:left;width:750px;position:static;}
</style>
</head>
<body>
<div class="navigation-wrapper">
<div class='megamenu'>
<ul>
<li><a href=''>Home</a>
<ul class="static">
<li class="static dynamic-children"><a class="static dynamic-children menu-item" title="About ICS" href="/aboutics/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">About ICS</span></span></a>
<ul class="dynamic">
<li class="dynamic"><a class="dynamic menu-item" href="/aboutics/credentials/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Credentials</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/aboutics/microsoftgoldpartner/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Microsoft Gold Partner</span></span></a></li>
</ul>
</li>
<li class="static dynamic-children"><a class="static dynamic-children menu-item" href="/whatwedo/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">What we do</span></span></a>
<ul class="dynamic">
<li class="dynamic dynamic-children"><a class="dynamic dynamic-children menu-item" href="/whatwedo/productivityandcollaboration/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Productivity & Collaboration</span></span></a>
<ul class="dynamic">
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/productivityandcollaboration/businessintelligence/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Business Intelligence</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/productivityandcollaboration/collaboration/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Collaboration</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/productivityandcollaboration/contentmanagement/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Content Management</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/productivityandcollaboration/enterprisesearch/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Enterprise Search</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/productivityandcollaboration/extranet/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Extranet</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/productivityandcollaboration/intranet/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Intranet</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/productivityandcollaboration/projectmanagement/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Project Management</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/productivityandcollaboration/recordsmanagement/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Records Management</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/productivityandcollaboration/socialnetworking/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Social Networking</span></span></a></li>
</ul>
</li>
<li class="dynamic dynamic-children"><a class="dynamic dynamic-children menu-item" href="/whatwedo/applicationdevelopment/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Application Development</span></span></a>
<ul class="dynamic">
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/applicationdevelopment/applicationintegration/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Application Integration</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/applicationdevelopment/applicationmigration/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Application Migration</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/applicationdevelopment/azuredevelopment/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Azure Development</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/applicationdevelopment/datamigration/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Data Migration</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/applicationdevelopment/ecommercedevelopment/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">eCommerce Development</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/applicationdevelopment/mobiledevelopment/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Mobile Development</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/applicationdevelopment/websitedevelopment/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Website Development</span></span></a></li>
</ul>
</li>
<li class="dynamic dynamic-children"><a class="dynamic dynamic-children menu-item" href="/whatwedo/coreplatform/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Core Platform</span></span></a>
<ul class="dynamic">
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/coreplatform/hosting/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Hosting</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/coreplatform/imconferencing/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">IM & Conferencing</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/coreplatform/mailscheduling/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Mail & Scheduling</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/coreplatform/platformmanagement/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Platform Management</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/coreplatform/security/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Security</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/coreplatform/virtualisation/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Virtualisation</span></span></a></li>
</ul>
</li>
<li class="dynamic dynamic-children"><a class="dynamic dynamic-children menu-item" href="/whatwedo/professionalservices/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Professional Services</span></span></a>
<ul class="dynamic">
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/professionalservices/collaborate/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Collaborate</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/professionalservices/empower/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Empower</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/professionalservices/manage/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Manage</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/professionalservices/support/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Support</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/professionalservices/training/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Training</span></span></a></li>
</ul>
</li>
<li class="dynamic dynamic-children"><a class="dynamic dynamic-children menu-item" href="/whatwedo/technologyservices/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Technology Services</span></span></a>
<ul class="dynamic">
<li class="dynamic"><a class="dynamic menu-item new-window" href="http://www.azureadvantage.co.uk/services/azureazvantageprogram/Pages/default.aspx" target="_blank"><span class="additional-background"><span class="menu-item-text">Azure Advantage Program </span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/technologyservices/biztalkadvantageprogram/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">BizTalk Advantage Program</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/technologyservices/cloudadvantageprogram/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Cloud Advantage Program</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item new-window" href="http://www.office365advantage.co.uk/services/Pages/default.aspx" target="_blank"><span class="additional-background"><span class="menu-item-text">Office 365 Advantage Program </span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/technologyservices/sharepoint2010advantageprogram/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">SharePoint 2010 Advantage Program</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/whatwedo/technologyservices/sharepoint2010adoptionframework/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">SharePoint 2010 Adoption Framework</span></span></a></li>
</ul>
</li>
</ul>
</li>
<li class="static dynamic-children"><a class="static dynamic-children menu-item" title="Seminars" href="/seminars/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Seminars</span></span></a>
<ul class="dynamic">
<li class="dynamic"><a class="dynamic menu-item" href="/seminars/azureseminars/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Azure Seminars</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/seminars/office365seminars/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Office 365 Seminars</span></span></a></li>
<li class="dynamic"><a class="dynamic menu-item" href="/seminars/sharepoint2010seminars/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">SharePoint 2010 Seminars</span></span></a></li>
</ul>
</li>
<li class="static dynamic-children"><a class="static dynamic-children menu-item" title="Clients" href="/clients/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Clients</span></span></a>
<ul class="dynamic">
<li class="dynamic"><a class="dynamic menu-item" title="Success Stories" href="/clients/successstories/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Success Stories</span></span></a></li>
</ul>
</li>
<li class="static dynamic-children"><a class="static dynamic-children menu-item" href="/partners/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Partners</span></span></a>
<ul class="dynamic">
<li class="dynamic"><a class="dynamic menu-item" href="/partners/sharepointadvantageprogramforpartners/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">SharePoint Advantage Program for Partners</span></span></a></li>
</ul>
</li>
<li class="static"><a class="static menu-item" title="News" href="/news/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">News</span></span></a></li>
<li class="static"><a class="static menu-item" href="/videos/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Videos</span></span></a></li>
<li class="static"><a class="static menu-item" title="Careers" href="/careers/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Careers</span></span></a></li>
<li class="static"><a class="static menu-item" title="Contact" href="/contact/Pages/default.aspx"><span class="additional-background"><span class="menu-item-text">Contact</span></span></a></li>
</ul>
</li>
</ul>
</div>
</div>
</body>
</html>