ul#top-menu {height: 42px; width: 450px; margin: 0px; padding: 0px; float: right; margin-top: 66px;}

ul#top-menu li {list-style: none; height: 42px; float: left;}

ul#top-menu li#menu-home {width: 75px;}
ul#top-menu li#menu-home a {display: block; background: url(images/home.gif) 0px 0px no-repeat; height: 42px; width: 75px; text-indent: -5000px;}
ul#top-menu li#menu-home a:hover {background: url(images/home.gif) 0px -42px no-repeat; height: 42px; width: 75px; text-indent: -5000px;}

ul#top-menu li#menu-about {width: 92px;}
ul#top-menu li#menu-about a {display: block; background: url(images/about_us.gif) 0px 0px no-repeat; height: 42px; width: 92px; text-indent: -5000px;}
ul#top-menu li#menu-about a:hover {background: url(images/about_us.gif) 0px -42px no-repeat; height: 42px; width: 92px; text-indent: -5000px;}

ul#top-menu li#menu-portfolio {width: 89px;}
ul#top-menu li#menu-portfolio a {display: block; background: url(images/portfolio.gif) 0px 0px no-repeat; height: 42px; width: 89px; text-indent: -5000px;}
ul#top-menu li#menu-portfolio a:hover {background: url(images/portfolio.gif) 0px -42px no-repeat; height: 42px; width: 89px; text-indent: -5000px;}

ul#top-menu li#menu-services {width: 89px;}
ul#top-menu li#menu-services a {display: block; background: url(images/services.gif) 0px 0px no-repeat; height: 42px; width: 89px; text-indent: -5000px;}
ul#top-menu li#menu-services a:hover {background: url(images/services.gif) 0px -42px no-repeat; height: 42px; width: 89px; text-indent: -5000px;}

ul#top-menu li#menu-contact {width: 105px;}
ul#top-menu li#menu-contact a {display: block; background: url(images/contact_us.gif) 0px 0px no-repeat; height: 42px; width: 105px; text-indent: -5000px;}
ul#top-menu li#menu-contact a:hover {background: url(images/contact_us.gif) 0px -42px no-repeat; height: 42px; width: 105px; text-indent: -5000px;}

ul#top-menu li a.menu-selected {background-position: 0px -42px !important;}