var imagenumber = 5 ;
var randomnumber = Math.random() ;
var rand1 = Math.round( (imagenumber-1) * randomnumber) + 1 ;
images = new Array
images[1] = "http://www.voyageurit.net/_dev/wilderness/build/images/sechead1.jpg"
images[2] = "http://www.voyageurit.net/_dev/wilderness/build/images/sechead2.jpg"
images[3] = "http://www.voyageurit.net/_dev/wilderness/build/images/sechead3.jpg"
images[4] = "http://www.voyageurit.net/_dev/wilderness/build/images/sechead4.jpg"
images[5] = "http://www.voyageurit.net/_dev/wilderness/build/images/sechead5.jpg"

var image = images[rand1]