function toggleVisibility(id){
	var el = document.getElementById(id);
/*	alert(el.style.display);*/
	if (el.style.display=="none"){
		Effect.BlindDown(id);
	}	else {
		Effect.BlindUp(id);
	}
	return false;
}
var closedIds= [];
function getClosedIds(){
  var at = 'id';
  var elem=document.getElementsByTagName("div"), i=0, e;
  while(e=elem[i++]){
    if (e[at] && e.style.display=="none") {
      closedIds[closedIds.length]=e[at];
    }
  }
}
window.addEventListener('load',getClosedIds,false);

function openCloseAll() {
  var i=0;
  while (e=closedIds[i++]) {
    toggleVisibility(e);
  }
  return false;
}