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\n\u2022    css\u81ea\u9002\u5e94\u5bbd\u5ea6\u6ed1\u52a8\u95e8\u83dc\u5355
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\n\t\"image001\"<\/a>\n<\/p>\n

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\n<div id=\"menu\">
\n<ul>
\n<li><a id=\"current\" href=\"#\">\u9996\u9875<\/a><\/li>
\n<li><a href=\"#\">\u7f51\u9875\u7248\u5f0f<\/a>
\n<ul>
\n<li><a href=\"#\">\u81ea\u9002\u5e94\u5bbd\u5ea6<\/a><\/li>
\n<li><a href=\"#\">\u56fa\u5b9a\u5bbd\u5ea6<\/a><\/li>
\n<\/ul>
\n<\/li>
\n<li><a href=\"#\">web\u6559\u7a0b<\/a>
\n<ul>
\n<li><a href=\"#\">\u65b0\u624b\u5165\u95e8<\/a><\/li>
\n<li><a href=\"#\">\u89c6\u9891\u6559\u7a0b<\/a><\/li>
\n<li><a href=\"#\">\u5e38\u89c1\u95ee\u9898<\/a><\/li>
\n<\/ul>
\n<\/li>
\n<li><a href=\"#\">web\u5b9e\u4f8b<\/a><\/li>
\n<li><a href=\"#\">\u5e38\u7528\u4ee3\u7801<\/a><\/li>
\n<\/ul>
\n<\/div><\/code>
\n\u589e\u52a0\u5b8c\u4ee3\u7801\u540e\uff0c\u5728\u6d4f\u89c8\u5668\u91cc\u9884\u89c8\u4e00\u4e0b\uff1a\n<\/p>\n

\n\t\"image002\"<\/a>\n<\/p>\n

\n\t\u662f\u4e0d\u662f\u4e00\u770b\u5934\u90fd\u5927\u4e86\uff0c\u600e\u4e48\u53d8\u6210\u8fd9\u6837\u4e86\u3002\u522b\u61f5\uff0c\u6211\u4eec\u5206\u6790\u4e00\u4e0b\u9519\u4e71\u7684\u539f\u56e0\u3002\u9996\u5148\u6211\u4eec\u770b\u4e0b\u201c\u81ea\u9002\u5e94\u5bbd\u5ea6\u201d\u548c\u201c\u56fa\u5b9a\u5bbd\u5ea6\u201d\u4e24\u4e2a\u4e8c\u7ea7\u83dc\u5355\u4e5f\u7ee7\u627f\u4e86\u4e00\u7ea7\u83dc\u5355\u7684\u80cc\u666f\u548c\u6a2a\u5411\u6392\u5217\uff0c\u6240\u4ee5\u6211\u4eec\u5148\u628a\u4e8c\u7ea7\u83dc\u5355\u7684\u80cc\u666f\u548c\u6d6e\u52a8\u6e05\u9664\u6389\uff0c\u589e\u52a0\u4ee5\u4e0bcss\u4ee3\u7801\uff1a
\n#menu ul li ul li { float:none;}
\n#menu ul li ul li a { background:none;}<\/code>
\n\u73b0\u5728\u9884\u89c8\u770b\u4e0b\uff0c\u4e8c\u7ea7\u83dc\u5355\u662f\u4e0d\u662f\u5df2\u7ecf\u5f52\u4f4d\u4e86\uff0c\u4f46\u9f20\u6807\u5212\u8fc7\u65f6\u8fd8\u7ee7\u627f\u4e86\u4e00\u7ea7\u83dc\u5355\u7684\u6837\u5f0f\uff0c\u6240\u4ee5\u4e5f\u6539\u4e3a\u6700\u7ec8\u6548\u679c\u4e0a\u7684\u9ed1\u8272\u80cc\u666f\u767d\u8272\u6587\u5b57\uff0c\u8fd8\u6709\u4e0b\u62c9\u83dc\u5355\u7684\u7070\u8272\u8fb9\u6846\u548c\u7070\u8272\u80cc\u666f\u4e5f\u4e00\u5e76\u52a0\u4e0a\uff0c\u4fee\u6539\u5e76\u589e\u52a0\u5982\u4e0b\u4ee3\u7801\uff1a\n<\/p>\n

\n\t\"image003\"<\/a>\n<\/p>\n

\n\t#menu ul li ul { border:1px solid #ccc;}
\n#menu ul li ul li { float:none; width:85px; background:#eee; margin:0;}
\n#menu ul li ul li a { background:none;}
\n#menu ul li ul li a:hover { background:#333; color:#fff;}<\/code>
\n\u7b2c\u4e00\u884c\u8bbe\u7f6e\u4e8c\u7ea7\u83dc\u5355\u7684\u7070\u8272\u8fb9\u6846\uff1b\u4e3a\u4e86\u7f8e\u89c2\uff0c\u6211\u4eec\u628a\u4e0b\u62c9\u83dc\u5355\u7684\u5bbd\u5ea6\u8bbe\u7f6e\u6210\u548c\u4e00\u7ea7\u83dc\u5355\u5bbd\u5ea6\u76f8\u540c\uff0c\u7b2c\u4e8c\u884c\u7684width:85px\u518d\u52a0\u4e0a\u7b2c\u4e00\u884c\u4e0a\u8bbe\u7f6e\u7684\u8fb9\u6846 \u5de6\u53f3\u54041px\u540e\u6b63\u597d\u662f87px\uff0c\u548c\u4e00\u7ea7\u83dc\u5355\u5bbd\u5ea6\u76f8\u540c\u3002margin:0\u662f\u4e3a\u4e86\u6e05\u9664\u6389\u7ee7\u627f\u4e00\u7ea7\u83dc\u5355\u4e2dmargin-left:2px\uff1b\u6700\u540e\u4e00\u884c\u8bbe\u7f6e\u9f20\u6807\u5212\u8fc7 \u65f6\u7684\u6837\u5f0f\u3002
\n\u518d\u9884\u89c8\u4e00\u4e0b\uff0c\u662f\u4e0d\u662f\u57fa\u672c\u7684\u6837\u5f0f\u5df2\u5b9e\u73b0\u4e86\u3002\n<\/p>\n

\n\t\"image004\"<\/a>\n<\/p>\n

\n\t\u4e0b\u4e00\u6b65\u5c31\u8be5\u628a\u4e8c\u7ea7\u83dc\u5355\u9690\u85cf\uff0c\u5f53\u9f20\u6807\u5212\u8fc7\u65f6\u663e\u793a\u51fa\u6765\u4e86\u3002\u589e\u52a0\u5982\u4e0b\u4ee3\u7801\uff1a
\n#menu ul li ul { display:none; border:1px solid #ccc;}
\n#menu ul li:hover ul { display:block;}<\/code>
\n\u6ce8\u610f\u7b2c\u4e8c\u884c\u7684\u5199\u6cd5\uff0c#menu ul li:hover ul\u8fd9\u4e2a\u6837\u6bd4\u8f83\u96be\u7406\u89e3\uff0c\u5b83\u7684\u610f\u601d\u662f\u5b9a\u4e49\u5f53\u9f20\u6807\u5212\u8fc7#menu\u4e0bul\u4e0bli\u65f6\uff0cli\u4e0b\u7684ul\u7684\u6837\u5f0f\uff08\u6709\u70b9\u9976\u820c\uff09\uff0c\u8fd9\u91cc\u8bbe\u7f6e\u4e3adisplay:block\uff0c\u610f \u601d\u662f\u9f20\u6807\u5212\u8fc7\u65f6\u663e\u793a\u8fd9\u5757\u5185\u5bb9\u3002\u5f00\u59cb\u9690\u85cf\uff0c\u9f20\u6807\u5212\u8fc7\u65f6\u663e\u793a\uff0c \u8fd9\u5c31\u5b9e\u73b0\u4e86\u6211\u4eec\u60f3\u8981\u7684\u6548\u679c\u3002\u76ee\u524dIE6\u53ea\u652f\u6301a\u7684\u4f2a\u7c7b\uff0c\u5176\u5b83\u6807\u7b7e\u7684\u4f2a\u7c7b\u4e0d\u652f\u6301\uff0c\u6240\u4ee5\u8981\u60f3\u5728IE6\u4e0b\u4e5f\u663e\u793a\u6b63\u786e\uff0c\u9700\u8981\u501f\u52a9js\u6765\u5b9e\u73b0\u3002\u6211\u4eec\u5b9a\u4e49\u4e00\u4e2a \u7c7b.sfhover\uff08\u81ea\u5df1\u547d\u540d\uff0c\u9700\u548cJS\u4e2d\u76f8\u540c\uff09\u7684\u5c5e\u6027\u4e3adisplay:block;\u7136\u540e\u5f53\u9f20\u6807\u5212\u8fc7\u540e\uff0c\u7528JS\u7ed9\u5f53\u524dli\u6dfb\u52a0\u4e0a\u8fd9\u4e2a\u6837\u5f0f\u4e0a\uff0c\u6839\u636ecss \u7684\u4f18\u5148\u7ea7\uff1a\u6307\u5b9a\u7684\u9ad8\u4e8e\u7ee7\u627f\u7684\u539f\u5219\uff0c\u5c31\u5b9e\u73b0\u4e86IE6\u4e0b\u7684\u6b63\u786e\u663e\u793a\u3002\u6240\u4ee5\u589e\u52a0\u5982\u4e0b\u4ee3\u7801\uff1a
\n#menu ul li.sfhover ul { display:block;}<\/code>
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\nPUBLIC \"-\/\/W3C\/\/DTD XHTML 1.0 Transitional\/\/EN\"
\n\"http:\/\/www.w3.org\/TR\/xhtml1\/DTD\/xhtml1-transitional.dtd\">
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\n<head>
\n<meta http-equiv=\"Content-Type\" content=\"text\/html; charset=gb2312\"
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\n<script
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\n<style type=\"text\/css\">
\nbody { font-family: Verdana; font-size: 12px; line-height: 1.5; }
\na { color: #000; text-decoration: none; }
\na:hover { color: #F00; }
\n#menu { width:500px; height:28px; margin:0 auto; border-bottom:3px solid
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\n#menu ul li a#current {
\nbackground:url(http:\/\/www.aa25.cn\/upload\/2010-06\/27\/nav_bg1.gif) 0 0
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\n#menu ul li ul { border:1px solid #ccc; display:none;
\nposition:absolute;}
\n#menu ul li ul li { float:none; width:87px; background:#eee; margin:0;}
\n#menu ul li ul li a { background:none;}
\n#menu ul li ul li a:hover { background:#333; color:#fff;}
\n#menu ul li:hover ul { display:block;}
\n#menu ul li.sfhover ul { display:block;}
\n<\/style>
\n<\/head>
\n<body>
\n<div id=\"menu\">
\n<ul>
\n<li><a id=\"current\" href=\"#\">\u9996\u9875<\/a><\/li>
\n<li><a href=\"#\">\u7f51\u9875\u7248\u5f0f<\/a>
\n<ul>
\n<li><a href=\"#\">\u81ea\u9002\u5e94\u5bbd\u5ea6<\/a><\/li>
\n<li><a href=\"#\">\u56fa\u5b9a\u5bbd\u5ea6<\/a><\/li>
\n<\/ul>
\n<\/li>
\n<li><a href=\"#\">web\u6559\u7a0b<\/a>
\n<ul>
\n<li><a href=\"#\">\u65b0\u624b\u5165\u95e8<\/a><\/li>
\n<li><a href=\"#\">\u89c6\u9891\u6559\u7a0b<\/a><\/li>
\n<li><a href=\"#\">\u5e38\u89c1\u95ee\u9898<\/a><\/li>
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\n<\/li>
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\n<\/ul>
\n<\/div>
\n<\/body>
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