var stor = -1;
var timeout = 0;
var lastShownStor = -1;

function autorot()
{
	showNext();
	timeout = setTimeout('autorot();', 9000);
}

function rotateDiv(stor)
{
  var divs = document.getElementById("storyContainer").getElementsByTagName("div");
  for (var i=0; i < divs.length; i++ ) {
    var div = divs[i];
    if ( (div.id != "")) {
	   if(i != stor && i != lastShownStor){
        	   div.style.display = "none";
        	   div.style.zIndex = "1";
	   }
	   /*else if(i == lastShownStor && lastShownStor > -1){

	   }*/
	   else if(i != lastShownStor){
	      if(lastShownStor > -1){	       
	   	           document.getElementById('story'+(lastShownStor+1)).style.zIndex = "4";
	               new Effect.DropOut(document.getElementById('story'+(lastShownStor+1)), { duration: 0.85 });
	      }
	       div.style.zIndex = "1";
		  div.style.display = "block"; 
		      break;
	   }
    }
  }
  
  var spans = document.getElementById("nav").getElementsByTagName("span");
  for (var i=0; i < spans.length; i++ ) {
    var span = spans[i];
    if ( (span.id != "")) {
    	if(i != stor) {
       	span.className = "none";
      }
    	else {
    		span.className = "selStory";
      }
    }
  }
}

function stoprot()
{
	clearTimeout(timeout);
}

function showNext()
{
  lastShownStor = stor;
	if(stor < maxstor)
		stor++;
	else
		stor=0;
	rotateDiv(stor);
}

function showPrev()
{
  lastShownStor = stor;
	if (stor > 0)
		stor--;
	else
		stor=maxstor;
	rotateDiv(stor);
}

function showStory(val)
{
  lastShownStor = stor;
	stor=val;
	rotateDiv(stor);
}