#nav {
    height: 28px;
    margin-top: 20px;
	width: 600px;
}

#nav a {
	font-size: 12px;
}

#nav ul.main-nav-menu {
    list-style-type: none;
    padding: 0;
	margin: 0 0 0 10px;
}

#nav ul.main-nav-menu li {
    float: left;
	height: 28px;
    text-align: center;
}

li#home_btn {
    width: 65px;	
}

body#home li#home_btn {
    background: url(../images/btn_home_tab.png) no-repeat;
}

li#services_btn {
	width: 103px;
}

body#services li#services_btn {
    background: url(../images/btn_services_tab.png) no-repeat;
}

#about_btn {
	width: 116px;
}

body#about #about_btn {
	background: url(../images/btn_about_tab.png) no-repeat;
}

#contactus_btn {
	width: 97px;
}

body#contactus #contactus_btn {
	background: url(../images/btn_contact_tab.png) no-repeat;
}

#nav ul.main-nav-menu li a:link, #nav ul.main-nav-menu li a:visited {
    color: #004860;
    text-decoration: none;
    font-weight: bold;
	padding: 8px 0;
	display: block;
}

#nav ul.main-nav-menu li a:hover {
    color: #479db9;
}