var mysingles = new Array();
var myurls = new Array();
var mytargets = new Array();
mysingles[0] = "../pix/left_column_ads/support-your-club-ad-120x24.gif"
myurls[0] = "http://www.therugbypaper.co.uk/supportyourclub.html"
mytargets[0] = "_blank"

now = new Date();
seed = now.getSeconds();
var random_number = Math.random(seed);
var range = random_number * mysingles.length;
var rounded_number = Math.round(range);
if (rounded_number == mysingles.length){rounded_number = 0}
var chosenone = rounded_number;

document.write("<div id=\"leftsky\"><a href=\"" + myurls[chosenone] + "\" target=\"" + mytargets[chosenone] + "\"><img src=\"" + mysingles[chosenone] + "\" class=\"columnad\"></a></div>")