我在桌面直接打开： 结果为：
不知道什么原因，也就是图一中子菜单显示的结果与主菜单不对应，图二是正确的，请大神指教。
原代码如下：
纯CSS实现的多级下拉导航菜单5，可设定下拉菜单宽度mobanwang测试数据 /* for this demo only */#backgroundHolder { width:750px; height:490px; padding-top:10px; background:url(ulmulti5/pic.jpg); margin:0 auto; text-align:center; }/* ---------------------------------------------------------------------------- *//* default styling */.nav, .nav ul { list-style-type:none; margin:0; padding:0; }.nav a { text-decoration:none; }.nav { font-family: arial, sans-serif; font-size:12px; width:460px; margin:0 auto; text-align:left; }/* style the links *//* needs a background for IE6 - can be a color or a transparent gif */.nav a { background:url(trans.gif); filter: alpha(opacity=90); opacity:0.9; }/* style the element so that is does not affect the size of the link */.nav a b { color:#fff; font-weight:normal; display:block; padding:5px 10px; margin-right:1px; }.nav a:hover b { color:#000; cursor:pointer; border-left:2px solid #eee; }.nav .fly .main b { background: transparent url(ulmulti5/arrow.gif) no-repeat right 9px; }.nav .down b { background: transparent url(ulmulti5/arrow2.gif) no-repeat right 11px; }/* for the offset left dropdown and flyout */.nav .nav4 ul b { text-align:right; }.nav .nav4 ul .main b { background: transparent url(ulmulti5/arrow3.gif) no-repeat left 9px; text-align:right; }.nav .nav4 ul a:hover b { border-left:0; border-right:2px solid #eee; }/* HEIGHT */.nav ul ul { top:-25px; } /* position the top of the flyout sub menus */.nav ul ul.two { top:-40px; } /* position the top of the flyout sub menus *//* WIDTH change this WITH CARE to suit your requirements */ /* FOR NAV1 */.nav1 { width:80px; }.nav1 a { width:80px; }.nav1 a b { background-color:#764; }/* FOR NAV2 */.nav2, .nav2 a { width:100px; }.nav .nav2 a b, .nav .nav2 .fly a b { background-color:#887; }.nav2 ul li { max-width:100px; }.nav2 ul a { width:130px; }.nav2 ul ul { left:130px; }.nav2 a { margin-right:-99px; }.nav2 ul a { margin-right:-129px; }/* FOR NAV3 */.nav3, .nav3 a { width:100px; }.nav .nav3 a b, .nav .nav3 .fly a b { background-color:#775; }.nav3 ul li { max-width:100px; }.nav3 ul a { width:120px; }.nav3 ul ul { left:120px; }.nav3 a { margin-right:-99px; }.nav3 ul a { margin-right:-119px; }/* FOR NAV3 */.nav4, .nav4 a { width:80px; }.nav .nav4 a b, .nav .nav4 .fly a b { background-color:#675; }.nav4 ul li { max-width:80px; }.nav4 ul a { width:110px; }.nav4 ul { left:-30px; } /* position the dropdown left */.nav4 ul ul { left:auto; right:110px; } /* position the flyouts left */.nav4 a { margin-right:-79px; }.nav4 ul a { margin-right:-109px; }/* FOR NAV5 */.nav5 { width:100px; }.nav5 a { width:100px; }.nav5 a b { background-color:#a54; margin-right:0; }/* ---------------------------------------------------------------------------- */ /* DO NOT CHANGE ANYTHING BELOW */.nav li { float:left; } /* fixes several IE related bugs, and allows for clearing */.nav ul { float:left; position:relative; z-index:20; } /* necessary for float drop and to stack the s */.nav ul li { clear:left; } /* must clear the floated list item inside sublist */.nav a { position:relative; display:block; } /* needs to have a position, to be above the rest */.nav a.main { float:left; /* necessary for float drop */ margin-top:10000px; } /* bring the top level links back into view */.nav .drop, .nav .fly { margin-top:-10000px; } /* hide the sub links and their containers, opera has low upper limits */.nav ul { margin-bottom:-5000px; } /* avoid any interaction between the subs, can be any large size *//* The bit that does ALL the work to bring the sub menus into view */.nav a:hover, .nav a:focus, .nav a:active { margin-right:0; z-index:10; outline:0; }.nav a:hover b, .nav a:focus b, .nav a:active b { color:#000; cursor:pointer; border-left:2px solid #eee; }.nav .nav4 ul a:hover b, .nav .nav4 ul a:focus b, .nav .nav4 ul a:active b { border-left:0; border-right:2px solid #eee; }.nav2 ul a:hover, .nav2 ul a:focus, .nav2 ul a:active { margin-right:-30px; z-index:10; outline:0; }.nav3 ul a:hover, .nav3 ul a:focus, .nav3 ul a:active { margin-right:-20px; z-index:10; outline:0; }.nav4 ul a:hover, .nav4 ul a:focus, .nav4 ul a:active { margin-right:-30px; z-index:10; outline:0; }/* OPERA fix */.nav ul:hover, .nav ul ul:hover { clear:left; } /* to stop int/* ---------------------------------------------------------------------------- */ Home Equipment 3 3.1 3.11 3.12 3.13 3.14 3.15 3.16 3.2 3.21 3.22 3.23 3.24 3.25 Outlets Privacy Policy
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