////////////////////////////////////////////////////////
////////////////////////////////////////////////////////
////////////////////////////////////////////////////////
////////////////////////////////////////////////////////

var TimeToFade = 1000.0;

function fade(eid)
{
  var element = document.getElementById(eid);
  if(element == null)
    return;
   
  
  if(element.FadeState == null)
  {
		//if(element.style.opacity == null || element.style.opacity == '' 
		  // || element.style.opacity == '1')
		  //element.FadeState = 2;
		//else
		  //element.FadeState = -2;
		  if (eid == activeDiv){element.FadeState = 2;}else{element.FadeState = -2; } 
		  //on the first go get the first item to fade out
	  }
    
	  if(element.FadeState == 1 || element.FadeState == -1)
	  {
		element.FadeState = element.FadeState == 1 ? -1 : 1;
		element.FadeTimeLeft = TimeToFade - element.FadeTimeLeft;
	  }
	  else
	  {
		element.FadeState = element.FadeState == 2 ? -1 : 1;
		element.FadeTimeLeft = TimeToFade;
		setTimeout("animateFade(" + new Date().getTime() + ",'" + eid + "')", 33);
	  } 
	  
	  //if(element.FadeState == 2){TimeToFade=1500.0;}
	  // try and make the fade a little more smooth
	  
	  if(element.FadeState == 2){element.FadeState =-2}
} //else {element.FadeState = 2;}

////////////////////////////////////////////////////////
function animateFade(lastTick, eid)
{  
  var curTick = new Date().getTime();
  var elapsedTicks = curTick - lastTick;
  
  var element = document.getElementById(eid);
 
  if(element.FadeTimeLeft <= elapsedTicks)
  {
    element.style.opacity = element.FadeState == 1 ? '1' : '0';
    element.style.filter = 'alpha(opacity = ' + (element.FadeState == 1 ? '100' : '0') + ')';
    element.FadeState = element.FadeState == 1 ? 2 : -2;
    return;
  }
 
  element.FadeTimeLeft -= elapsedTicks;
  var newOpVal = element.FadeTimeLeft/TimeToFade;
  if(element.FadeState == 1)
    newOpVal = 1 - newOpVal;

  element.style.opacity = newOpVal;
  element.style.filter = 'alpha(opacity = ' + (newOpVal*100) + ')';
  
  setTimeout("animateFade(" + curTick + ",'" + eid + "')", 33);
}

////////////////////////////////////////////////////////
////////////////////////////////////////////////////////
//////////////////////////////////////////
function count_portfolio_items(textSubStr,itemName ) {
var allDIVS = document.getElementsByTagName('DIV');
var el, i = 0, howmanyVids = 0;
while (el = allDIVS.item(i++)) if (el.id.substr(0,textSubStr) == itemName) howmanyVids++;
return howmanyVids;
}

var howManyVids;
var howManyDivs;

var currentDiv =0;
var activeDiv;
var timerID;
//////////////////////////////////////////
function getDivs() {

howManyDivs = count_portfolio_items(16,'rotating-quote--');
howManyVids = count_portfolio_items(6,'video_');

if (howManyVids > 0 && howManyDivs > 0 ){	   document.getElementById('rotating-quote--0').style.opacity = 0; document.getElementById('rotating-quote--0').style.filter = 'alpha(opacity = 0)'; }

//check if video is there is a video call the script 
if (howManyVids >0){activeDiv = 'video_0';createPlayer();}else{activeDiv = 'rotating-quote--0';}

howManyToCheck = howManyDivs - 1;


timerID=setTimeout('playNextImage()',10000);
}
/* */

function playNextImage() {
	
	nextImage();
	
	timerID=setTimeout('playNextImage()',10000);
}
		

// The previous link on portfolio single page





// The next link on portfolio single page

function nextImage() {
var currentDiv =0;
currentDiv = activeDiv.substr(16);

//alert( currentDiv);

howManyToCheck = howManyDivs - 1;

if (currentDiv == howManyToCheck) {var DivShow = 'rotating-quote--0';}
else{ currentDiv ++  ; var DivShow = 'rotating-quote--' + currentDiv;}
//alert( currentDiv);
//alert(DivShow);
if (document.getElementById(activeDiv).FadeState==2 || document.getElementById(activeDiv).FadeState==null){

	document.getElementById(activeDiv).style.zIndex = 0;
	document.getElementById(DivShow).style.zIndex = 5;
	document.getElementById(DivShow).style.top="27px";
	
	var fadeOldelement = document.getElementById(activeDiv);
	
  	fade(DivShow); 
	activeDiv = DivShow;
  	//fadeOut(activeDiv); 
	
	var t = setTimeout(function(){ 
       fadeOldelement.style.top="-910px";
	   fadeOldelement.style.opacity = 0;
  	   fadeOldelement.style.filter = 'alpha(opacity = 0)';
	   fadeOldelement.FadeState =-2;  
	   fadeOldelement.FadeTimeLeft =1000.0;
	   //activeDiv = DivShow;
    },(1000)); 
	}
}