<!--

var image1 = new Image();
image1.src = "images/nav_home_stat.gif";
var image2 = new Image();
image2.src = "images/nav_home_roll.gif";
var image3 = new Image();
image3.src = "images/nav_who_stat.gif";
var image4 = new Image();
image4.src = "images/nav_who_roll.gif";
var image5 = new Image();
image5.src = "images/nav_what_stat.gif";
var image6 = new Image();
image6.src = "images/nav_what_roll.gif";
var image7 = new Image();
image7.src = "images/nav_where_stat.gif";
var image8 = new Image();
image8.src = "images/nav_where_roll.gif";
var image9 = new Image();
image9.src = "images/nav_when_stat.gif";
var image10 = new Image();
image10.src = "images/nav_when_roll.gif";

function roll(img_name, img_src)
   {
   document[img_name].src = img_src;
   }

//-->