function banners750x100() {
    var img = new Array();
    img[0] = "<iframe allowtransparency='true' src='http://www.betway.com/at?action=asset_req&track=C9CA442765657FC90E9E779C34D0D2259D2C3C5B&asset_id=112' width='728' height='90' marginwidth='0' marginheight='0' scrolling='no' frameborder='0' style='border-width:0'></iframe>";
    img[1] = "<iframe allowtransparency='true' src='http://www.betway.com/at?action=asset_req&track=C9CA442765657FC90E9E779C34D0D2259D2C3C5B&asset_id=112' width='728' height='90' marginwidth='0' marginheight='0' scrolling='no' frameborder='0' style='border-width:0'></iframe>";
  

    index = Math.floor(Math.random() * (img.length));
    if (typeof img[index] == 'object') {
        $('banner').set('html', "<a href='" + img[index][1] + "' target='_blank'><img src='" + img[index][0] + "' id='ads_content' alt='reklama' border='0' /></a>");
    } else {
        $('banner').set('html', img[index]);
    }
}