#experience_button a {
     display: block;
     float: left;
     width: 83px;
     height: 22px;
     background: url('images/Experience-Button.jpg') 0 0 no-repeat;    
     margin: 2px;
}

#home_button a {
     display: block;
     float: left;
     width: 83px;
     height: 22px;
     background: url('images/Home-Button.jpg') 0 0 no-repeat;    
     margin: 2px;
}

#about_button a {
     display: block;
     float: left;
     width: 72px;
     height: 22px;
     background: url('images/About-Button.jpg') 0 0 no-repeat;    
     margin: 2px;
}

#services_button a {
     display: block;
     float: left;
     width: 72px;
     height: 22px;
     background: url('images/Services-Button.jpg') 0 0 no-repeat;    
     margin: 2px;
}

#equipment_button a {
     display: block;
     float: left;
     width: 78px;
     height: 22px;
     background: url('images/Equipment-Button.jpg') 0 0 no-repeat;    
     margin: 2px;
}

#newsletter_button a {
     display: block;
     float: left;
     width: 87px;
     height: 22px;
     background: url('images/Newsletter-Button.jpg') 0 0 no-repeat;    
     margin: 2px;
}

#links_button a {
     display: block;
     float: left;
     width: 52px;
     height: 22px;
     background: url('images/Links-Button.jpg') 0 0 no-repeat;    
     margin: 2px;
}

#contact_button a {
     display: block;
     float: left;
     width: 87px;
     height: 22px;
     background: url('images/Contact-Button.jpg') 0 0 no-repeat;    
     margin: 2px;
}

#featured_button a {
     display: block;
     float: left;
     width: 74px;
     height: 22px;
     background: url('images/Featured-Button.jpg') 0 0 no-repeat;    
     margin: 2px;
}

#experience_button a:hover,
#home_button a:hover,
#about_button a:hover,
#services_button a:hover,
#newsletter_button a:hover,
#links_button a:hover,
#contact_button a:hover,
#featured_button a:hover,
#equipment_button a:hover {
     background-position: 0px -22px;
}