function set_ethekwini_topbar_image()
{
    var total_images=1;
    var imagesources=new Array(total_images);
    imagesources[0] = "./eThekwiniDefaultTopbar.jpg"; 

    var x = Math.round(Math.random()*(total_images-1));
    b = document.getElementById("eThekwiniRotatingLogo");
    b.src = imagesources[x];
}
registerPloneFunction(set_ethekwini_topbar_image);