// JavaScript Document ((Script By Edenia.com))

var i=0;
var myInterval;
var myTimeout;
var timeDelay = 15000;
var start = 1;
var end = 5;

function show_div(n,prev, stopInterval)
{
    var currswap = document.getElementById("swap"+n);
	var prevswap = document.getElementById("swap"+prev);
	
	if(stopInterval == true)
	{	  
	  clearTimeout(myTimeout);
	  clearInterval(myInterval);
	  i=n;
	  myTimeout = setTimeout("myInterval = setInterval('seqno()', timeDelay)", timeDelay);
	}
	  prevswap.style.display = "none";
	  currswap.style.display = "block";

}

//generate seq number
function seqno()
{
   if (i<=end)
   {
     if (i < start)
	 {
	   i = start;
	   prev = end;
	 }
     else
	 {
	   prev = i;
	   i++;
	 } 
	 if(i > end)
	 {
       i = start;
	 }
	 show_div(i,prev, false);
   }
}