<!-- Begin
// Put the id's of the hidden divs in this array
var subs_array = new Array("sub1","sub2","sub3"); 
function displaySubs(the_sub){
   if (document.getElementById(the_sub).style.display==""){
      document.getElementById(the_sub).style.display = "none";return
   }

   for (i=0;i<subs_array.length;i++){
      var my_sub = document.getElementById(subs_array[i]);
      my_sub.style.display = "none";
   }

   document.getElementById(the_sub).style.display = "";
}
//  End -->