看到屏幕边上有一个蓝框了吗？把它拉出来！
这段程序放在<head>与</head>之间
<style>#D1 { BACKGROUND-COLOR: lightblue; BORDER-BOTTOM: white 2px outset; BORDER-LEFT: white 2px outset; BORDER-RIGHT: white 2px outset; BORDER-TOP: white 2px outset; LEFT: 0px; POSITION: absolute; TOP: 70px; VISIBILITY: hidden; WIDTH: 200px; layer-background-color: lightblue}</style><script language="javascript">function menuIn() { if(n4) { clearTimeout(out_ID) if( menu.left > menuW*-1+20+10 ) { menu.left -= 8 in_ID = setTimeout("menuIn()", 1) } else if( menu.left > menuW*-1+20 ) { menu.left-- in_ID = setTimeout("menuIn()", 1) } } else { clearTimeout(out_ID) if( menu.pixelLeft > menuW*-1+20+10 ) { menu.pixelLeft -= 4 in_ID = setTimeout("menuIn()", 1) } else if( menu.pixelLeft > menuW*-1+20 ) { menu.pixelLeft-- in_ID = setTimeout("menuIn()", 1) } }}function menuOut() { if(n4) { clearTimeout(in_ID) if( menu.left < -10) { menu.left += 4 out_ID = setTimeout("menuOut()", 1) } else if( menu.left < 0) { menu.left++ out_ID = setTimeout("menuOut()", 1) } } else { clearTimeout(in_ID) if( menu.pixelLeft < -10) { menu.pixelLeft += 2 out_ID = setTimeout("menuOut()", 1) } else if( menu.pixelLeft < 0 ) { menu.pixelLeft++ out_ID = setTimeout("menuOut()", 1) } }}function fireOver() { clearTimeout(F_out) F_over = setTimeout("menuOut()", 10)}function fireOut() { clearTimeout(F_over) F_out = setTimeout("menuIn()", 10)}function init() { if(n4) { menu = document.D1 menuW = menu.document.width menu.left = menuW*-1+20 document.D1.onmouseover = menuOut document.D1.onmouseout = menuIn menu.visibility = "visible" } else if(e4) { menu = D1.style menuW = D1.offsetWidth D1.style.pixelLeft = menuW*-1+20 D1.onmouseover = fireOver D1.onmouseout = fireOut D1.style.visibility = "visible" }}F_over=F_out=in_ID=out_ID=nulln4 = (document.layers)?1:0e4 = (document.all)?1:0;</script>
这段程序放在<body>与</body>之间
<div id="D1"> <table border="0"> <tr> <td align="middle"><b style="COLOR: green">菜单</b></td> </tr> <tr> <td> <ul> <li><a href="//www.gdjyw.com">学海荡舟</a> </li> <li><a href="//www.teacher.edu.cn">中国园丁网</a> </li> <li><a href="//www.sina.com.cn">新浪网</a> </li> </ul> </td> </tr> </table> </div>
这段程序放在<body ****>正文中
onload="init()"
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