var slideDownInitHeight = new Array();
	var slidedown_direction = new Array();

	var slidedownActive = false;
	var contentHeight = false;
	var slidedownSpeed = 3; 	// Higher value = faster script
	var slidedownTimer = 7;	// Lower value = faster script
	function slidedown_showHide(boxId)
	{
		if(!slidedown_direction[boxId])slidedown_direction[boxId] = 1;
		if(!slideDownInitHeight[boxId])slideDownInitHeight[boxId] = 0;
		
		if(slideDownInitHeight[boxId]==0)slidedown_direction[boxId]=slidedownSpeed; else slidedown_direction[boxId] = slidedownSpeed*-1;
		
		slidedownContentBox = document.getElementById(boxId);
		var subDivs = slidedownContentBox.getElementsByTagName('DIV');
		for(var no=0;no<subDivs.length;no++){
			if(subDivs[no].className=='slidedown_content')slidedownContent = subDivs[no];	
		}

		contentHeight = slidedownContent.offsetHeight;
	
		slidedownContentBox.style.visibility='visible';
		slidedownActive = true;
		slidedown_showHide_start(slidedownContentBox,slidedownContent);
	}
	function slidedown_showHide_start(slidedownContentBox,slidedownContent)
	{

		if(!slidedownActive)return;
		slideDownInitHeight[slidedownContentBox.id] = slideDownInitHeight[slidedownContentBox.id]/1 + slidedown_direction[slidedownContentBox.id];
		if(slideDownInitHeight[slidedownContentBox.id] <= 0){
			slidedownActive = false;	
			slidedownContentBox.style.visibility='hidden';
			slideDownInitHeight[slidedownContentBox.id] = 0;
		}
		if(slideDownInitHeight[slidedownContentBox.id]>contentHeight){
			slidedownActive = false;	
		}
		slidedownContentBox.style.height = slideDownInitHeight[slidedownContentBox.id] + 'px';
		slidedownContent.style.top = slideDownInitHeight[slidedownContentBox.id] - contentHeight + 'px';

		setTimeout('slidedown_showHide_start(document.getElementById("' + slidedownContentBox.id + '"),document.getElementById("' + slidedownContent.id + '"))',slidedownTimer);	// Choose a lower value than 10 to make the script move faster
	}
	
	function setSlideDownSpeed(newSpeed)
	{
		slidedownSpeed = newSpeed;
		
	}


var textSlide_slideSpeed = 10;	// Higher value = faster
var textSlide_timer = 10;	// Lower value = faster

var objectIdToSlideDown = false;
var textSlide_activeId = false;
var textSlide_slideInProgress = false;
function showHideContent(e,inputId)
{
	if(textSlide_slideInProgress)return;
	textSlide_slideInProgress = true;
	if(!inputId)inputId = this.id;
	inputId = inputId + '';
	var numericId = inputId.replace(/[^0-9]/g,'');
	var answerDiv = document.getElementById('textSlide_a' + numericId);

	objectIdToSlideDown = false;
	
	if(!answerDiv.style.display || answerDiv.style.display=='none'){		
		if(textSlide_activeId &&  textSlide_activeId!=numericId){			
			objectIdToSlideDown = numericId;
			slideContent(textSlide_activeId,(textSlide_slideSpeed*-1));
		}else{
			
			answerDiv.style.display='block';
			answerDiv.style.visibility = 'visible';
			
			slideContent(numericId,textSlide_slideSpeed);
		}
	}else{
		slideContent(numericId,(textSlide_slideSpeed*-1));
		textSlide_activeId = false;
	}	
}

function slideContent(inputId,direction)
{
	
	var obj =document.getElementById('textSlide_a' + inputId);
	var contentObj = document.getElementById('textSlide_ac' + inputId);
	height = obj.clientHeight;
	if(height==0)height = obj.offsetHeight;
	height = height + direction;
	rerunFunction = true;
	if(height>contentObj.offsetHeight){
		height = contentObj.offsetHeight;
		rerunFunction = false;
	}
	if(height<=1){
		height = 1;
		rerunFunction = false;
	}

	obj.style.height = height + 'px';
	var topPos = height - contentObj.offsetHeight;
	if(topPos>0)topPos=0;
	contentObj.style.top = topPos + 'px';
	if(rerunFunction){
		setTimeout('slideContent(' + inputId + ',' + direction + ')',textSlide_timer);
	}else{
		if(height<=1){
			obj.style.display='none'; 
			if(objectIdToSlideDown && objectIdToSlideDown!=inputId){
				document.getElementById('textSlide_a' + objectIdToSlideDown).style.display='block';
				document.getElementById('textSlide_a' + objectIdToSlideDown).style.visibility='visible';
				slideContent(objectIdToSlideDown,textSlide_slideSpeed);				
			}else{
				textSlide_slideInProgress = false;
			}
		}else{
			textSlide_activeId = inputId;
			textSlide_slideInProgress = false;
		}
	}
}



function initShowHideDivs()
{
	var divs = document.getElementsByTagName('DIV');
	var divCounter = 1;
	for(var no=0;no<divs.length;no++){
		if(divs[no].className=='textSlide_question'){
			divs[no].onclick = showHideContent;
			divs[no].id = 'textSlide_q'+divCounter;
			var answer = divs[no].nextSibling;
			while(answer && answer.tagName!='DIV'){
				answer = answer.nextSibling;
			}
			answer.id = 'textSlide_a'+divCounter;	
			contentDiv = answer.getElementsByTagName('DIV')[0];
			contentDiv.style.top = 0 - contentDiv.offsetHeight + 'px'; 	
			contentDiv.className='textSlide_answer_content';
			contentDiv.id = 'textSlide_ac' + divCounter;
			answer.style.display='none';
			answer.style.height='1px';
			divCounter++;
		}		
	}	
}
window.onload = initShowHideDivs;