function tierSec(sSec,sImage) {
   var oS;
   var oI;
   oS = document.getElementById(sSec);
   oI = document.getElementById(sImage);
   if (oS.style.display == "none") {
       oS.style.display = "";
       oI.src = "/img/minus.gif";
   } else {
       oS.style.display = "none";
       oI.src = "/img/plus.gif";
   }
}

function oldtierSec(objSec,objImage) {
   if (objSec.style.display == "none") {
       objSec.style.display = "";
       objImage.src = "/img/minus.gif";
   } else {
       objSec.style.display = "none";
       objImage.src = "/img/plus.gif";
   }
   return true;
}