#nmathhead{width:800px;font-size:12px;margin-left:auto;margin-right:auto;font-family:Verdana,Geneva,sans-serif;padding:3px 10px 3px 10px}
#nmathhead a{text-decoration:none;color:#CCC}
.ptop13px{padding-top:13px}
#nmathhead a img{padding-right:5px;padding-top:5px}
#nmathhead a:hover{color:#F00;text-decoration:underline}
.frowlefnav,.top_links{float:left;width:50%}
.logos{width:100%;float:left}
.portal_logo,.logo{float:right}
.brand_logo,.main_logo{float:left}
.frowrignav2{float:right;width:49%}
.frowrignav,.language_selector,.promo_links,.search_box{float:right;width:49%;text-align:right}
.welcometext{float:right;text-align:right;height:0}
.clear{clear:both}
.ptop20{padding-top:20px}
.ptop5{padding-top:5px}