function showstuff(boxid){
  var thearray= new Array("fs_seminars","fs_webinars", "fs_whitepapers");
for(i=0; i<thearray.length; i++){
      if(thearray[i] == boxid){
            document.getElementById(boxid).style.display="block";
            document.getElementById("a_"+boxid).className="selected";
                   
      }else{
            document.getElementById(thearray[i]).style.display="none";
            document.getElementById("a_"+thearray[i]).className="";
            
      }
   }
}