.button {
width: 150px;
height: 75px;
float:left;
margin-top:10px;
margin-left: 5px;
background-image: url('/images/button.png');
}
.button:hover {
background-image: url('/images/button-highlighted.png');
}
.button:active {
background-image: url('/images/button-pressed.png');
}

#rhs {
float: right;
width: 150px;
padding-right: 35px;
clear: none;
}

#contactus {
float: left;
width: 150px;
height: 245px;
margin-top: 10px;
margin-left: 5px;
background-image: url('/images/contactus.png');
}
#contactus:hover {
background-image: url('/images/contactus-highlighted.png');
}
#contactus:active {
background-image: url('/images/contactus-pressed.png');
}