function hl_link(family){
   if(family == "expertise"){
      document.getElementById("expertise").style.color = "#900";
      document.getElementById("expertise").style.textDecoration = "underline";
   }
   if(family == "bio"){
      document.getElementById("bios").style.color = "#900";
      document.getElementById("bios").style.textDecoration = "underline";
   }
   if(family == "office"){
      document.getElementById("locations").style.color = "#900";
      document.getElementById("locations").style.textDecoration = "underline";
   }
}
function reset_links(){
   document.getElementById("expertise").style.color = "#333";
   document.getElementById("expertise").style.textDecoration = "none";
   document.getElementById("bios").style.color = "#333";
   document.getElementById("bios").style.textDecoration = "none";
   document.getElementById("locations").style.color = "#333";
   document.getElementById("locations").style.textDecoration = "none";
}