var ContentHeight = 100;
var TimeToSlide = 250.0;

var openAccordion = '';
var openSign = '';

function runAccordion(index){
  var nID = "Accordion" + index + "Content";
	var sign = document.getElementById("Accordion" + index + "Span");
	
  if(openAccordion == nID)
    nID = '';
		
	if(document.getElementById(nID) != null)
		sign.innerHTML = "-";
	
	if(document.getElementById(openAccordion) != null)
		openSign.innerHTML = "+";
   
  setTimeout("animate(" + new Date().getTime() + "," + TimeToSlide + ",'"
      + openAccordion + "','" + nID + "'," + index + ")", 33);
	
  openAccordion = nID;
	openSign = sign;
}

function animate(lastTick, timeLeft, closingId, openingId){  
  var curTick = new Date().getTime();
  var elapsedTicks = curTick - lastTick;
 
  var opening = (openingId == '') ? null : document.getElementById(openingId);
  var closing = (closingId == '') ? null : document.getElementById(closingId);
 
  if(timeLeft <= elapsedTicks){
    if(opening != null)
      opening.style.height = ContentHeight + 'px';
   
    if(closing != null){
      closing.style.display = 'none';
      closing.style.height = '0px';
    }
    return;
  }
 
  timeLeft -= elapsedTicks;
  var newClosedHeight = Math.round((timeLeft/TimeToSlide) * ContentHeight);

  if(opening != null){
    if(opening.style.display != 'block')
      opening.style.display = 'block';
    opening.style.height = (ContentHeight - newClosedHeight) + 'px';
  }
 
  if(closing != null)
		closing.style.height = newClosedHeight + 'px';

  setTimeout("animate(" + curTick + "," + timeLeft + ",'" + closingId + "','" + openingId + "')", 33);
}