var imagenumber = 2 ;
var randomnumber = Math.random() ;
var rand1 = Math.round( (imagenumber-1) * randomnumber) + 1 ;
images = new Array
images[1] = "1_services_pic.gif"
images[2] = "2_services_pic.gif"
var image = images[rand1]
document.write('<img src="../images/services/' + image + '">')