var imagenumber = 9 ;
var randomnumber = Math.random() ;
var rand1 = Math.round( (imagenumber-1) * randomnumber) + 1 ;
images = new Array
images[1] = "/images/anchor2011/anchor_tier_2011_01.jpg"
images[2] = "/images/anchor2011/anchor_tier_2011_02.jpg"
images[3] = "/images/anchor2011/anchor_tier_2011_03.jpg"
images[4] = "/images/anchor2011/anchor_tier_2011_04.jpg"
images[5] = "/images/anchor2011/anchor_tier_2011_05.jpg"
images[6] = "/images/anchor2011/anchor_tier_2011_06.jpg"
images[7] = "/images/anchor2011/anchor_tier_2011_07.jpg"
images[8] = "/images/anchor2011/anchor_tier_2011_08.jpg"
images[9] = "/images/anchor2011/anchor_tier_2011_09.jpg"

var image = images[rand1]