var cycleImages = [
	{
		url:"/news-article.html&article=Byotrol_wins_SOFT_award",
		img:"/images/home/award_button.jpg",
		alt:"Byotrol Wins SOFT Award"
	},
	{
		url:"property.html",
		img:"/images/home/property_button.gif",
		alt:"Byotrol in commercial surface cleaning"
	},
	{
		url:"agriculture_dairy.html",
		img:"/images/home/agriculture_button.gif",
		alt:"Byotrol in agriculture"
	},
	{
		url:"food_beverage.html",
		img:"/images/home/food_button.gif",
		alt:"Byotrol in the food and beverage industry"
	},
	{
		url:"hospitals_care_homes.html",
		img:"/images/home/hospital_button.gif",
		alt:"Byotrol in healthcare and hospitals"
	}
	];
	
	for (var i = 0; i < cycleImages.length; i++){
			cycleImages[i].imgTag = new Image();
			cycleImages[i].imgTag.src = cycleImages[i].img;
	}
	
	// NEW SECOND VERSION //
	var cycleImagesTwo = [
  		{
			url:"http://byotrol.wordpress.com",
			img:"/images/home/blog_button.gif",
			alt:"Read the Steven Falder Blog"
		},
		{
			url:"http://byotrol.wordpress.com",
			img:"/images/home/blog_button.gif",
			alt:"Read the Steven Falder Blog"
		},
		{
			url:"/Media_Film.html",
			img:"/images/home/hygiene_televised.gif",
			alt:"The story of Byotrol"
		},
		{
			url:"http://www.hygienerevolution.co.uk",
			img:"/images/home/sample_button.gif",
			alt:"Get your free sample of Byotrol here"
		},
		{
			url:"swine-flu.html",
			img:"/images/home/swine_flu_button.gif",
			alt:"Byotrol - Swine Flu Advice"
		}
		];
	for (var i = 0; i < cycleImagesTwo.length; i++){
			cycleImagesTwo[i].imgTag = new Image();
			cycleImagesTwo[i].imgTag.src = cycleImagesTwo[i].img;
	}

var cycleInterval = 7000;
var cyclePosition = 0;

function cycle()
{
	var D = Y.util.Dom;
	var link = D.get( 'side_link' );
	var current = cycleImages[cyclePosition];
	D.setStyle( link, "background-image", 'url("' + current.imgTag.src + '")' );
	D.setStyle( link, "text-indent", "-9999px" );

	link.removeChild(link.firstChild);
	link.appendChild( document.createTextNode( current.alt ) );
	link.href = current.url;
	link.title = current.alt;

	cyclePosition++;
	if (cyclePosition > cycleImages.length-1)
	{
		cyclePosition = 0;
	}
	//infinite number of cycles
	setTimeout('cycle()', cycleInterval);
}

	// NEW SECOND VERSION //
	function cycletwo()
	{
		var D = Y.util.Dom;
		var link = D.get( 'side_link_two' );
		var current = cycleImagesTwo[cyclePosition];
		D.setStyle( link, "background-image", 'url("' + current.imgTag.src + '")' );
		D.setStyle( link, "text-indent", "-9999px" );

		link.removeChild(link.firstChild);
		link.appendChild( document.createTextNode( current.alt ) );
		link.href = current.url;
		link.title = current.alt;

		cyclePosition++;
		if (cyclePosition > cycleImagesTwo.length-1)
		{
			cyclePosition = 0;
		}
		//infinite number of cycles
		setTimeout('cycletwo()', cycleInterval);
	}

function startCycle()
{
	var D = Y.util.Dom;
	var hdr = D.get( "header_image" );
	var link = D.get( 'side_link' );
		D.setStyle( link, "width", "200px" );
		D.setStyle( link, "height", "235px" );
		D.setStyle( link, "display", "block" );
	if (document.getElementById)
	{
		setTimeout('cycle()', cycleInterval);
	}
}
	// NEW SECOND VERSION //
	function startCycleTwo()
	{
		var D = Y.util.Dom;
		var link = D.get( 'side_link_two' );
			D.setStyle( link, "width", "200px" );
			D.setStyle( link, "height", "235px" );
			D.setStyle( link, "display", "block" );
		if (document.getElementById)
		{
			setTimeout('cycletwo()', cycleInterval);
		}
	}
YAHOO.util.Event.addListener(window, "load", startCycle);
// CHANGE: 15/03/2010 BY: Chris Lamb
// REQUEST: replace the image cycle with a static image of the Boots/Byotrol hand foamer
//YAHOO.util.Event.addListener(window, "load", startCycleTwo);