.nav1st {margin-left:10px; margin-top:21px; position:absolute; font-size:13px; font-family: arial, sans-serif;}
.nav2nd {margin-left:5px; position:relative;}
.art1 {margin-left:5px; display:block; position:relative;}
.art2 {margin-left:10px; display:block; position:relative;}
.current {font-weight:bold;}
.active {margin-top:10px;margin-bottom:10px;}
.int {margin-top:25px; display:block; position:relative;}
/*.na {font-weight:bold; margin-top:10px;}*/