css+js下拉菜单

[Ctrl+A 全选注:如需引入外部Js需刷新才能执行]
纯css下拉菜单

<！DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>老Y天下-网页特效-导航菜单-漂亮的二级下拉菜单</title> <meta http-equiv="content-Type" content="text/html;charset=gb2312"><style type="text/css"> /* common styling */ /* set up the overall width of the menu div, the font and the margins */ .menu { font-family: arial, sans-serif; width:750px; margin:0; margin:50px 0; } /* remove the bullets and set the margin and padding to zero for the unordered list */ .menu ul { padding:0; margin:0; list-style-type: none; } /* float the list so that the items are in a line and their position relative so that the drop down list will appear in the right place underneath each list item */ .menu ul li { float:left; position:relative; } /* style the links to be 104px wide by 30px high with a top and right border 1px solid white. Set the background color and the font size. */ .menu ul li a, .menu ul li a:visited { display:block; text-align:center; text-decoration:none; width:104px; height:30px; color:#000; border:1px solid #fff; border-width:1px 1px 0 0; background:#c9c9a7; line-height:30px; font-size:11px; } /* make the dropdown ul invisible */ .menu ul li ul { display: none; } /* specific to non IE browsers */ /* set the background and foreground color of the main menu li on hover */ .menu ul li:hover a { color:#fff; background:#b3ab79; } /* make the sub menu ul visible and position it beneath the main menu list item */ .menu ul li:hover ul { display:block; position:absolute; top:31px; left:0; width:105px; } /* style the background and foreground color of the submenu links */ .menu ul li:hover ul li a { display:block; background:#faeec7; color:#000; } /* style the background and forground colors of the links on hover */ .menu ul li:hover ul li a:hover { background:#dfc184; color:#000; } </style></head> <body> <ul> <li>DEMOS<ul> <li>zero dollars</li> <li>wrapping text</li> <li>styled form</li> <li>active focus</li> <li>shadow boxing</li> <li>image map</li> <li>fun backgrounds</li> <li>fade scrolling</li> <li>em sized images</li> </ul></li> <li>MENUS<ul> <li>spies menu</li> <li>vertical menu</li> <li>enlarging list</li> <li>link images</li> <li>non-rectangular</li> <li>jigsaw links</li> <li>circular links</li> </ul></li> <li>LAYOUTS<ul> <li>Fixed 1</li> <li>Fixed 2</li> <li>Fixed 3</li> <li>Fixed 4</li> <li>minimum width</li> </ul></li> <li>BOXES<ul> <li>spies menu</li> <li>vertical menu</li> <li>enlarging list</li> <li>link images</li> <li>non-rectangular</li> <li>jigsaw links</li> <li>circular links</li> </ul></li> <li>MOZILLA<ul> <li>drop down menu</li> <li>cascading menu</li> <li>content:</li> <li>mozzie box</li> <li>rainbow box</li> <li>snooker cue</li> <li>target practise</li> <li>two tone headings</li> <li>shadow text</li> </ul></li> <li>EXPLORER<ul> <li>example one</li> <li>weft fonts</li> <li>vertical align</li> </ul></li> <li>OPACITY<ul> <li>opaque colours</li> <li>opaque menu</li> <li>partial opacity</li> <li>partial opacity II</li> </ul></li> </ul> </body> </html>

[Ctrl+A 全选注:如需引入外部Js需刷新才能执行]
一般情况复制的东西，尽量不要用editplus复制，容易运行错误。