var delay=4000 //set delay in miliseconds
var curindex=0

var randomimages=new Array()

randomimages[0]="img/header-image/services/IMG_1493.jpg"
randomimages[1]="img/header-image/services/IMG_1522.jpg"
randomimages[2]="img/header-image/services/IMG_1527.jpg"
randomimages[3]="img/header-image/services/IMG_1545.jpg"
randomimages[4]="img/header-image/services/services_1.jpg"
randomimages[5]="img/header-image/services/IMG_1563.jpg"
randomimages[6]="img/header-image/services/IMG_1575.jpg"
randomimages[7]="img/header-image/services/IMG_1582.jpg"
randomimages[8]="img/header-image/services/IMG_1604.jpg"
randomimages[9]="img/header-image/services/IMG_1555.jpg"

var preload=new Array()

for (n=0;n<randomimages.length;n++)
{
	preload[n]=new Image()
	preload[n].src=randomimages[n]
}

document.write('<img name="defaultimage" src="'+randomimages[Math.floor(Math.random()*(randomimages.length))]+'">')

function rotateimage()
{

if (curindex==(tempindex=Math.floor(Math.random()*(randomimages.length)))){
curindex=curindex==0? 1 : curindex-1
}
else
curindex=tempindex

	document.images.defaultimage.src=randomimages[curindex]
}

setInterval("rotateimage()",delay)