// Banner Rotation.

//define array of possible banners.
var myImages = ['img/banners/1.jpg','img/banners/2.jpg','img/banners/3.jpg','img/banners/4.jpg'];
var imgLinks = ['http://www.ladybirdreadityourself.com/','http://books.ladybird.co.uk/nf/Search/QuickSearchProc/1,,puddle,00.html?id=puddle','http://www.gurgle.com/Ladybird_microsite/default.aspx','http://books.ladybird.co.uk/nf/Search/QuickSearchProc/1,,ben%20and%20holly,00.html?id=ben%20and%20holly'];
var targetLoc = ['_blank','_blank','_blank','_blank'];
var bannerIntervalId = 0;
var x = 0;
function bannerHandler() {
	bannerIntervalId = setInterval( "changeBanner()", 5000 );
}

function changeBanner() {
	if (x<3) {
		x++;
	} else {
		x=0;
	}
	if (x==3) {
		document.getElementById("readMore");
		document.getElementById("readMore");
	} else {
		document.getElementById("readMore");
		document.getElementById("readMore");
	}
	document.getElementById("content-header").style.backgroundImage = ('url('+myImages[x]+')');
	document.getElementById("readMore").href=[imgLinks[x]];
	document.getElementById("readMore").target=[targetLoc[x]];
}

window.onload=bannerHandler();