<!--要完成此效果把如下代碼加入到<head>區域中--> <SCRIPT language=Javascript> var use_title = new Array () use_title[1] = "隨機標題一" use_title[2] = "隨機標題二" use_title[3] = "隨機標題三" now = new Date() num = (now.getSeconds()) % 3 num = num + 1 document.write('<title>'+ use_title[num] +'</title>') </SCRIPT>