var showingSlide = 0;
var running = false;
var noOfSeconds = 8;

var lock = false;
var lock2 = false;
var rotateEvery = 5000;
var delay = 10000;
var t;
var run;


function slideshow(showSlide)
{
	document.images.slide3a.style.visibility = "hidden";
	document.images.slide2a.style.visibility = "hidden";
	switch(showSlide)
	{
		case 1:
			document.images.slide1.src = "slide/welcome_on.jpg";
			document.images.slide2.src = "slide/business_off.jpg";
			document.images.slide3.src = "slide/wholesale_off.jpg";
			slide2pos = widthOfIndex + widthOfMainPicture;
			slide3pos = (widthOfIndex * 2 ) + widthOfMainPicture;
			showingSlide = 1;
		break;
		
		case 2:
			document.images.slide1.src = "slide/welcome_off.jpg";
			document.images.slide2.src = "slide/business_on.jpg";
			document.images.slide3.src = "slide/wholesale_off.jpg";
			slide2pos = widthOfIndex;
			slide3pos = (widthOfIndex * 2 ) + widthOfMainPicture;
			document.images.slide2a.style.visibility = "visible";
			showingSlide = 2;
		break;
		
		
		case 3:
			document.images.slide1.src = "slide/welcome_off.jpg";
			document.images.slide2.src = "slide/business_off.jpg";
			document.images.slide3.src = "slide/wholesale_on.jpg";
			slide2pos = widthOfIndex;
			slide3pos = (widthOfIndex * 2 );
			document.images.slide3a.style.visibility = "visible";
			showingSlide = 3;
		break;
		
		default:
			document.images.slide1.src = "slide/welcome_on.jpg";
			document.images.slide2.src = "slide/business_off.jpg";
			document.images.slide3.src = "slide/wholesale_off.jpg";
			slide2pos = widthOfIndex + widthOfMainPicture;
			slide3pos = (widthOfIndex * 2 ) + widthOfMainPicture;
			showingSlide = 1;
		break;
		
	}
	document.getElementById("slide2").style.left = slide2pos + "px";
	document.getElementById("slide3").style.left = slide3pos + "px";
	lock2 = true;
	t = setTimeout("lock2=false;", rotateEvery);
}

function rotateSlide() 
{
  if(lock2 == false)
  {
	if(document.images)
	{
		slideshow(showingSlide+1);
	}
  }
}


function auto()
{
	if(lock == true)
	{
		lock = false;
		window.clearInterval(run);
	}
	else
	{
		lock = true;
		run = setInterval("slideshow(showingSlide+1	)",delay);
	}
}