function MM_showHideLayers() { //v9.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) 
  with (document) if (getElementById && ((obj=getElementById(args[i]))!=null)) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function expand(thistag, tag) {
   styleObj=document.getElementById(thistag).style;
   if (styleObj.display=='none')
   {
   	styleObj.display='';
	tag.innerHTML = "Hide";
   }
   else {
   	styleObj.display='none';
    tag.innerHTML = "View all upcoming events";
   }
}