var initToolTip = function(){
   var links = getElementsByClass("showToolTip",null,"a");
   if(links.length>0){
      for(var i=0; i<links.length; i++){
         addEvent(links[i], "mouseover", showToolTip, false);
         addEvent(links[i], "mouseout", closeToolTip, false);
      }
   }
}
   
var showToolTip = function(e){
   var aTag;
	aTag = findTarget(e);
   var myNextSibling = aTag.nextSibling;
   while(myNextSibling.nodeName.toLowerCase()!="span"){
      myNextSibling = myNextSibling.nextSibling;
   }
   myNextSibling.style.display = "inline";
}

var closeToolTip = function(e){
   var aTag;
	aTag = findTarget(e);
   var myNextSibling = aTag.nextSibling;
   while(myNextSibling.nodeName.toLowerCase()!="span"){
      myNextSibling = myNextSibling.nextSibling;
   }
   myNextSibling.style.display = "none";
}

addLoadListener(initToolTip);