var ContentHeight = 260;
var TimeToSlide = 250.0;

var openAccordion = '';

function runAccordion(index) {
 var nID = "Accordion" + index + "Content";
 if (openAccordion == nID)
  nID = '';
   
 setTimeout("animate(" + new Date().getTime() + "," + TimeToSlide + ",'" + openAccordion + "','" + nID + "')", 33);
 
 openAccordion = nID;
}

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);
}