//preprod2del
function frame_testprod()
{
        var rand,
                old_dom = 'www.y8.com',
                new_dom = 'preprod-test.y8.com',
                chance = 100, //preprod2del
                number = 1;

        rand = Math.ceil(Math.random() * chance);
        if(rand == number)
        {
                new_url = document.URL.replace(new RegExp(old_dom, "g"),new_dom);
                document.write('<iframe src="'+new_url+'" style="height:0px; width:0px; display: none"></iframe>');
        }
}
frame_testprod();