有什么问题请到评论中发表<br> <!-- http://www.mb5u.com/ --> <!-- http://wWw.mb5u.com/ --> <!--要完成此效果把如下代码加入到<head>区域中--> <SCRIPT LANGUAGE=\"javascript\"> function wh_showStatus(){ if (wh_StatusType == \"left\") { wh_StatusText = \" \" + wh_StatusText; } else if (wh_StatusType == \"right\") { wh_StatusText = wh_StatusText.substring(1,wh_StatusText.length); } if (wh_StatusText == \"\" || wh_StatusText.length > 80) { wh_StatusText = \"Welcome to JavaScript Fairyland\"; if (wh_StatusType == \"right\") { while (wh_StatusText.length < 80) wh_StatusText = \" \" + wh_StatusText; } } status = wh_StatusText; setTimeout(\"wh_showStatus()\",wh_StatusSpeed); } wh_StatusText = \"欢迎光临 模板无忧\"; wh_StatusSpeed = 1000; wh_StatusType = \"left\"; if (wh_StatusType == \"right\") { while (wh_StatusText.length < 80) wh_StatusText = \" \" + wh_StatusText; } setTimeout(\"wh_showStatus()\",wh_StatusSpeed); </SCRIPT>