#about {    
    width: 165px;
    top: 25px;
    height: 22px;
    visibility: hidden;
    position: absolute;
}
#about a {
    background-image: url(../imgs/n_topnav_w_off.gif);
    display: block;
}
#about a:hover {
    background-image: url(../imgs/n_topnav_w_on.gif);
    height: 22px;
    width: 165px;
}
#about a.text {
    height: 22px;
    width: 165px;
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 10px;
    line-height: 20px;
    text-align: left;
    text-decoration: none;
    color: #ffffff;
}
#about a:hover.text {
    color: #ffff00;
}
#about_b {   
    width: 165px;
    height: 22px;
    visibility: hidden;
    position: absolute;    
}
#about_b a {
    background-image: url(../imgs/n_topnav_b_w_off.gif);
    display: block;
}
#about_b a:hover {
    background-image: url(../imgs/n_topnav_b_w_on.gif);
    height: 22px;
    width: 165px;
}
#about_b a.text {
    height: 22px;
    width: 165px;
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 10px;
    line-height: 20px;
    text-align: left;
    text-decoration: none;
    color: #ffffff;
}
#about_b a:hover.text {
    color: #ffff00;
}
/* products */
#products {    
    width: 130px;
    top: 25px;
    height: 22px;
    visibility: hidden;
    position: absolute;
}
#products a {
    background-image: url(../imgs/n_topnav_off.gif);
    display: block;
}
#products a:hover {
    background-image: url(../imgs/n_topnav_on.gif);
    height: 22px;
    width: 130px;
}
#products a.text {
    height: 22px;
    width: 130px;
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 10px;
    line-height: 20px;
    text-align: left;
    text-decoration: none;
    color: #ffffff;
}
#products a:hover.text {
    color: #ffff00;
}
#products_b {    
    width: 130px;
    height: 22px;
    visibility: hidden;
    position: absolute;    
}
#products_b a {
    background-image: url(../imgs/n_topnav_b_off.gif);
    display: block;
}
#products_b a:hover {
    background-image: url(../imgs/n_topnav_b_on.gif);
    height: 22px;
    width: 130px;
}
#products_b a.text {
    height: 22px;
    width: 130px;
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 10px;
    line-height: 20px;
    text-align: left;
    text-decoration: none;
    color: #ffffff;
}
#products_b a:hover.text {
    color: #ffff00;
}

/* research */
#research {    
    width: 165px;
    top: 25px;
    height: 22px;
    visibility: hidden;
    position: absolute;
}
#research a {
    background-image: url(../imgs/n_topnav_w_off.gif);
	background-repeat: no-repeat;	
    display: block;
}
#research a:hover {
    background-image: url(../imgs/n_topnav_w_on.gif);
	background-repeat: no-repeat;	
    height: 22px;
    width: 165px;
}
#research a.text {
    height: 22px;
    width: 165px;
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 10px;
    line-height: 20px;
    text-align: left;
    text-decoration: none;
    color: #ffffff;
}
#research a:hover.text {
    color: #ffff00;
}
#research_b {    
    width: 165px;
    height: 22px;
    visibility: hidden;
    position: absolute;    
}
#research_b a {
    background-image: url(../imgs/n_topnav_b_w_off.gif);
	background-repeat: no-repeat;
    display: block;
}
#research_b a:hover {
    background-image: url(../imgs/n_topnav_b_w_on.gif);
	background-repeat: no-repeat;	
    height: 22px;
    width: 165px;
}
#research_b a.text {
    height: 22px;
    width: 165px;
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 10px;
    line-height: 20px;
    text-align: left;
    text-decoration: none;
    color: #ffffff;
}
#research_b a:hover.text {
    color: #ffff00;
}

/* patients */
#patients {    
    width: 165px;
    top: 25px;
    height: 22px;
    visibility: hidden;
    position: absolute;
}
#patients a {
    background-image: url(../imgs/n_topnav_w_off.gif);
    display: block;
}
#patients a:hover {
    background-image: url(../imgs/n_topnav_w_on.gif);
    height: 22px;
    width: 165px;
}
#patients a.text {
    height: 22px;
    width: 165px;
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 10px;
    line-height: 20px;
    text-align: left;
    text-decoration: none;
    color: #ffffff;
}
#patients a:hover.text {
    color: #ffff00;
}
#patients_b {    
    width: 165px;
    height: 22px;
    visibility: hidden;
    position: absolute;    
}
#patients_b a {
    background-image: url(../imgs/n_topnav_b_w_off.gif);
    display: block;
}
#patients_b a:hover {
    background-image: url(../imgs/n_topnav_b_w_on.gif);
    height: 22px;
    width: 165px;
}
#patients_b a.text {
    height: 22px;
    width: 165px;
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 10px;
    line-height: 20px;
    text-align: left;
    text-decoration: none;
    color: #ffffff;
}
#patients_b a:hover.text {
    color: #ffff00;
}

/* ir/media */
#irmedia {    
    width: 165px;
    top: 25px;
    height: 22px;
    visibility: hidden;
    position: absolute;
}
#irmedia a {
    background-image: url(../imgs/n_topnav_w_off.gif);
    display: block;
}
#irmedia a:hover {
    background-image: url(../imgs/n_topnav_w_on.gif);
    height: 22px;
    width: 165px;
}
#irmedia a.text {
    height: 22px;
    width: 165px;
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 10px;
    line-height: 20px;
    text-align: left;
    text-decoration: none;
    color: #ffffff;
}
#irmedia a:hover.text {
    color: #ffff00;
}
#irmedia_b {   
    width: 165px;
    height: 22px;
    visibility: hidden;
    position: absolute;    
}
#irmedia_b a {
    background-image: url(../imgs/n_topnav_b_w_off.gif);
    display: block;
}
#irmedia_b a:hover {
    background-image: url(../imgs/n_topnav_b_w_on.gif);
    height: 22px;
    width: 165px;
}
#irmedia_b a.text {
    height: 22px;
    width: 165px;
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 10px;
    line-height: 20px;
    text-align: left;
    text-decoration: none;
    color: #ffffff;
}
#irmedia_b a:hover.text {
    color: #ffff00;
}

/* careers */
#careers {    
    width: 130px;
    top: 25px;
    height: 22px;
    visibility: hidden;
    position: absolute;
}
#careers a {
    background-image: url(../imgs/n_topnav_off.gif);
    display: block;
}
#careers a:hover {
    background-image: url(../imgs/n_topnav_on.gif);
    height: 22px;
    width: 130px;
}
#careers a.text {
    height: 22px;
    width: 130px;
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 10px;
    line-height: 20px;
    text-align: left;
    text-decoration: none;
    color: #ffffff;
}
#careers a:hover.text {
    color: #ffff00;
}
#careers_b {    
    width: 130px;
    height: 22px;
    visibility: hidden;
    position: absolute;    
}
#careers_b a {
    background-image: url(../imgs/n_topnav_b_off.gif);
    display: block;
}
#careers_b a:hover {
    background-image: url(../imgs/n_topnav_b_on.gif);
    height: 22px;
    width: 130px;
}
#careers_b a.text {
    height: 22px;
    width: 130px;
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 10px;
    line-height: 20px;
    text-align: left;
    text-decoration: none;
    color: #ffffff;
}
#careers_b a:hover.text {
    color: #ffff00;
}

#leftTop {
    top: 187;
    height: 27;
    width: 168;
    position: absolute;
}
#leftTop a {
    background-image: url(../imgs/n_leftnav_t_off.gif);
    display: block;
}
#leftTop a:hover {
    background-image: url(../imgs/n_leftnav_t_on.gif);
    height: 27;
    width: 168;
}
#leftTop a.text {
    height: 27px;
    width: 168px;
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 10px;
    line-height: 29px;
    text-align: left;
    text-decoration: none;
    color: #ffffff;
}
#leftTop a:hover.text {
    color: #ffff00;
}

#leftMiddle {
    top: 214;
    height: 25;
    width: 168;
    position: absolute;
}
#leftMiddle a {
    background-image: url(../imgs/n_leftnav_off.gif);
    display: block;
}
#leftMiddle a:hover {
    background-image: url(../imgs/n_leftnav_on.gif);
    height: 25;
    width: 168;
}
#leftMiddle a.text {
    height: 25px;
    width: 168px;
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 10px;
    line-height: 25px;
    text-align: left;
    text-decoration: none;
    color: #ffffff;
}
#leftMiddle a:hover.text {
    color: #ffff00;
}

#leftBottom {
    height: 26;
    width: 168;
    position: absolute;
}
#leftBottom a {
    background-image: url(../imgs/n_leftnav_b_off.gif);
    display: block;
}
#leftBottom a:hover {
    background-image: url(../imgs/n_leftnav_b_on.gif);
    height: 26;
    width: 168;
}
#leftBottom a.text {
    height: 26px;
    width: 168px;
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 10px;
    line-height: 27px;
    text-align: left;
    text-decoration: none;
    color: #ffffff;
}
#leftBottom a:hover.text {
    color: #ffff00;
}