var texts = new Array()

texts[1] = "<script src='http://www.prepay.ir/prepyin/callimgscript.php?size=Vkd0U1drNUZkSEZYV0dNOQ==&uid=VkZaU1JtVkZOVUpRVkRBOQ==' type='text/javascript'></script>"


var ry = Math.floor(Math.random() * texts.length)
if (ry == 0) { ry = 1 }

document.write(texts[ry]);