var currentdate = 0;
var core = 0;

function initArray() {

this.length = initArray.arguments.length;
  for (var i = 0; i < this.length; i++) {
  this[i] = initArray.arguments[i];
  }
}

link = new initArray(
"http://www.spgraphics.com.au/cms.html",
"http://www.spgraphics.com.au/hosting.html",
"http://domains.spgraphics.com.au",
"http://www.spgraphics.com.au/ecommerce.html"
);

image = new initArray(
"images/featured.jpg",
"images/hostingbanner.jpg",
"images/domainbanner.jpg",
"images/ecommercebanner.jpg"
);


var currentdate = new Date();
var core = currentdate.getSeconds() % image.length;
var ranlink  = link[core];
var ranimage = image[core];

document.write('<a href=\"' +ranlink+ '\"><img src=\"'+ranimage+'\" border="0"></a>');

//-->