有什么问题请到评论中发表<br> <!-- http://www.mb5u.com/ --> <!-- / --> <!--要完成此效果把如下代码加入到<body>区域中--> <script LANGUAGE=\"JavaScript\"> <!-- Begin day = new Date(); miVisit = day.getTime(); function clock() { today = new Date(); hrNow = today.getHours(); mnNow = today.getMinutes(); scNow = today.getSeconds(); miNow = today.getTime(); if (hrNow == 0) { hour = 12; ap = \" AM\"; } else if(hrNow <= 11) { ap = \" AM\"; hour = hrNow; } else if(hrNow == 12) { ap = \" PM\"; hour = 12; } else if (hrNow >= 13) { hour = (hrNow - 12); ap = \" PM\"; } if (hrNow >= 13) { hour = hrNow - 12; } if (mnNow <= 9) { min = \"0\" + mnNow; } else (min = mnNow) if (scNow <= 9) { secs = \"0\" + scNow; } else { secs = scNow; } time = hour + \":\" + min + \":\" + secs + ap; document.form.button.value = time; self.status = time; setTimeout('clock()', 1000); } function timeInfo() { milliSince = miNow; milliNow = miNow - miVisit; secsVisit = Math.round(milliNow / 1000); minsVisit = Math.round((milliNow / 1000) / 60); alert(\"欢迎光临mb5u.com\n\n本站域名:http://www.mb5u.com\n\n\" + \"你已经在本页面上停留了\" + minsVisit + \"分\" + secsVisit + \"秒\"+ \" \"); } document.write(\"<left><form name=\\"form\\">\" + \"<input type=button value=\\"Click for info!\\"\" + \" name=button onClick=\\"timeInfo()\\"></form></left>\"); onError = null; clock(); // End --> </script>