html, body {
margin:0;
padding:0;
}
body {
background: url(images/blue_background.gif) repeat;
text-align: center; color: #fff;
font-family: arial, helvetica, sans-serif;
font-style: italic;
font-size: 12pt;
font-weight: normal;
}

.home {
position: absolute;
top: 1; left: 135px;
height: 38px;
}
.home a:link, .home a:visited {
display: block;
background: url(images/home_sprite.gif) top left no-repeat;
width: 146px;
height: 38px;
}
.home a:hover {background-position: 0 -38px;}

.about {
position: absolute;
top: 1; left: 281px;
height: 38px;
}
.about a:link, .about a:visited {
display: block;
background: url(images/about_sprite.gif) top left no-repeat;
width: 146px;
height: 38px;
}
.about a:hover {background-position: 0 -38px;}

.services {
position: absolute;
top: 1; left: 427px;
height: 38px;
}
.services a:link, .services a:visited {
display: block;
background: url(images/services_sprite.gif) top left no-repeat;
width: 146px;
height: 38px;
}
.services a:hover {background-position: 0 -38px;}

.references {
position: absolute;
top: 1; left: 573px;
height: 38px;
}
.references a:link, .references a:visited {
display: block;
background: url(images/references_sprite.gif) top left no-repeat;
width: 146px;
height: 38px;
}
.references a:hover {background-position: 0 -38px;}

.contact {
position: absolute;
top: 1; left: 719px;
height: 38px;
}
.contact a:link, .contact a:visited {
display: block;
background: url(images/contact_sprite.gif) top left no-repeat;
width: 146px;
height: 38px;
}
.contact a:hover {background-position: 0 -38px;}