/*****************************************************************************************************
****************************************************************************************************
Description                         - This document contains the functions and code necessary to create the accordion
                                                                  animations.
                                                                  
Notes                                    20110123 - Created

										 20110223 - Updated to adjust for content height
****************************************************************************************************
*****************************************************************************************************/
var ContentHeight = 0;
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 = 'auto';
	}
    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);
}