//
// This function show or hide a subitem element depending
// of its current state (displayed or hidden)
//
function subitem_act(obj)
{
	obj.parentNode.className = "current";

	targeted_obj = obj.nextSibling.nextSibling;
	
	if (targeted_obj.style.display != "block")
	{
		targeted_obj.style.display = "block";
	}
	else
	{
		targeted_obj.style.display = "none";
	}

}


/*
function change(id, id2){
		 ID = document.getElementById(id);
	 ID2 = document.getElementById(id2);
		 switch(ID.style.display)
	 {
		case "":
			ID.style.display = "block";
			ID2.className='current';
			break;
		case "block":
			ID.style.display = "none";
			ID2.className='';
			break;
		case "none":
			ID.style.display = "block";
			ID2.className='current';
			break;
		default:
			ID.style.display = "block";
			ID2.className='current';
			break;
	 }
	 }
function closeItem(id, id2){
		 ID = document.getElementById(id);
			 ID.style.display = "";
	 ID2 = document.getElementById(id2);
	 ID2.className='';
	 }
function onItem(id){
	 ID = document.getElementById(id);
	 ID.className='current';
}
function offItems(){
	 ID = document.getElementById("item_21a");
	 ID.className='';
	 ID = document.getElementById("item_22a");
	 ID.className='';
	 ID = document.getElementById("item_23a");
	 ID.className='';
	 ID = document.getElementById("item_24a");
	 ID.className='';
	 ID = document.getElementById("item_21b");
	 ID.className='';
	 ID = document.getElementById("item_22b");
	 ID.className='';
	 ID = document.getElementById("item_23b");
	 ID.className='';
	 ID = document.getElementById("item_24b");
	 ID.className='';
	 ID = document.getElementById("item_21c");
	 ID.className='';
	 ID = document.getElementById("item_22c");
	 ID.className='';
	 ID = document.getElementById("item_23c");
	 ID.className='';
	 ID = document.getElementById("item_24c");
	 ID.className='';
	 ID = document.getElementById("item_21d");
	 ID.className='';
	 ID = document.getElementById("item_22d");
	 ID.className='';
	 ID = document.getElementById("item_23d");
	 ID.className='';
	 ID = document.getElementById("item_24d");
	 ID.className='';
}
*/