function Rnumber() { today = new Date(); var bigNumber = today.getSeconds(); var 
randomNum = (bigNumber % 7) + 1; return Math.floor(randomNum); } 
var plugNum = Rnumber() 
if (plugNum == 1) { Message = "<A HREF='#' target='_blank'><img src='/include/ad/mht330.jpg' border='0'></a>"; 
} 
else if (plugNum == 2) { Message = "<A HREF='#' target='_blank'><img src='/include/ad/mht330.jpg' border='0' alt='¹ã¸æ'></a>"; 
} 
else if (plugNum == 3) { Message = "<A HREF='#' target='_blank'><img src='/include/ad/mht330.jpg' border='0'></a>"; 
}
else if (plugNum == 4) { Message = "<A HREF='#' target='_blank'><img src='/include/ad/mht330.jpg' border='0'></a>"; 
}
else if (plugNum == 5) { Message = "<A HREF='#' target='_blank'><img src='/include/ad/mht330.jpg' border='0'></a>"; 
}
else if (plugNum == 6) { Message = "<A HREF='#' target='_blank'><img src='/include/ad/mht330.jpg' border='0'></a>"; 
}
else if (plugNum == 7) { Message = "<A HREF='#' target='_blank'><img src='/include/ad/mht330.jpg' border='0'></a>"; 
} 
document.write(Message);