{"id":918,"date":"2012-12-11T01:30:17","date_gmt":"2012-12-10T17:30:17","guid":{"rendered":"http:\/\/www.poloo.org\/?p=918"},"modified":"2012-12-11T01:30:17","modified_gmt":"2012-12-10T17:30:17","slug":"%e8%85%be%e8%ae%af%e7%bd%91%e6%97%a0%e9%9a%9c%e7%a2%8d%e8%af%b4%e6%98%8e","status":"publish","type":"post","link":"https:\/\/www.poloo.org\/?p=918","title":{"rendered":"\u817e\u8baf\u7f51\u65e0\u969c\u788d\u8bf4\u660e"},"content":{"rendered":"<h1><\/h1>\n<p>\u7f51\u9875\u65e0\u969c\u788d\u662f\u6307\uff0c\u901a\u8fc7\u5bf9\u7279\u5b9a\u7f51\u9875\u4e2d\uff0c\u6587\u4ef6\u6240\u5fc5\u987b\u7684\u4fe1\u606f\u53ef\u53ca\u6027\u8fdb\u884c\u5b8c\u6574\u8865\u5145\u548c\u6807\u51c6\u586b\u5199\uff0c\u4ee5\u914d\u5408\u5ba2\u6237\u7aef\u8bfb\u5c4f\u8f6f\u4ef6\u548c\u8f85\u52a9\u5de5\u5177\u3002\u7f51\u9875\u4fe1\u606f\u65e0\u969c\u788d\u7684\u5b9e\u73b0\uff0c\u7f51\u7ad9\u65b9\u662f\u4ee5\u4e00\u79cd\u76f8\u5bf9\u88ab\u52a8\u7684\u65b9\u5f0f\u53bb\u9002\u5e94\u8bfb\u5c4f\u8f6f\u4ef6\u548c\u8f85\u52a9\u5de5\u5177\u3002<!--more--><\/p>\n<p>11-29-2012 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&gt;&lt;\/h2&gt;&lt;!&#8211;h2~h6\u540e\u9762\u7d27\u6328\u7740ul\u6216\u8005ol\uff0c\u8fd9\u6837\u624d\u4f1a\u88ab\u8ba4\u4e3a\u662fnavigation bar\uff0c\u5e76\u4e14\u8fd9\u91cc\u7684hn\u51fa\u73b0\u5728h1\u524d\u9762\u88ab\u89c6\u4e3a\u7b26\u5408\u8981\u6c42\u7684&#8211;&gt;<\/p>\n<p>&lt;ul&gt;<\/p>\n<p>&lt;li&gt;&lt;a href=&#8221;#&#8221;&gt;\u680f\u76ee1&lt;\/a&gt;&lt;\/li&gt;<\/p>\n<p>&lt;li&gt;&lt;a href=&#8221;#&#8221;&gt;\u680f\u76ee2&lt;\/a&gt;&lt;\/li&gt;<\/p>\n<p>&lt;\/ul&gt;<\/p>\n<p>\/*css style*\/<\/p>\n<p>.offscreen {<br \/>\nposition: absolute;<br \/>\ntop: -30em;<br \/>\nleft: -300em;<br \/>\n}<\/li>\n<li>\u7edd\u5927\u591a\u6570\u7684\u7f51\u9875\u5e94\u8be5\u81f3\u5c11\u542b\u6709\u4e00\u4e2a\u5bfc\u822a\u680f<\/li>\n<li>\u6bcf\u4e2amap\uff0cul\uff0col\u5143\u7d20\u4e0d\u8981\u5728\u6700\u540e\u4e00\u4e2ah1\u4e4b\u524d\uff0c\u5982\u679c\u5fc5\u987b\u6709\u4e2a\u5bfc\u822a\u5728\u6807\u9898\u4e4b\u524d\uff0c\u8fd9\u4e2a\u6807\u9898\u8bf7\u7528h2\u3002(\u53c2\u89c1\u63a8\u8350\u7684\u5bfc\u822a\u7ed3\u6784)<\/li>\n<li>\u6bcf\u4e00\u4e2a\u5d4c\u5957\u7684table\uff0c\u70ed\u70b9\u533a\u57df\uff0col\uff0cul\u4f5c\u4e3a\u5bfc\u822a\u7684\u8bdd\uff0c\u4ed6\u4eec\u7684\u5934\u90e8\u8981\u6709\u4e00\u4e2ah2(\u6216\u8005\u662fh2~h6\uff0c\u53c2\u89c1\u63a8\u8350\u7684\u5bfc\u822a\u7ed3\u6784)<\/li>\n<\/ol>\n<h3>\u6587\u672c\u6837\u5f0f<\/h3>\n<ol>\n<li>\u8bf7\u52ff\u4f7f\u7528blink(\u95ea\u554a\u95ea\u7684)\u548cmarquee(\u79fb\u52a8\u79fb\u52a8\u7684)\uff01\uff01\uff01\u4f1a\u5f15\u53d1\u766b\u75eb\u548c\u89c6\u89c9\u635f\u4f24<\/li>\n<li>\u7981\u6b62\u4f7f\u7528font\u548ccenter\u5143\u7d20\uff0c\u8bf7\u7528css\u5b9e\u73b0<\/li>\n<li>\u659c\u4f53\u6837\u5f0f\u7981\u7528i\u5143\u7d20\uff0c\u6807\u9898\u7528h1&#8230;h6\uff0c\u8981\u5f3a\u8c03\u7684\u8bcd\u3001\u77ed\u8bed\u548c\u53e5\u5b50\uff0c\u8bf7\u7528em\u5b9e\u73b0<\/li>\n<li>\u52a0\u7c97\u5b57\u4f53\u6837\u5f0f\u7981\u7528b\u5143\u7d20\uff0c\u6807\u9898\u7528h1&#8230;h6\uff0c\u8981\u5f3a\u8c03\u7684\u8bcd\u3001\u77ed\u8bed\u548c\u53e5\u5b50\uff0c\u8bf7\u7528em\u5b9e\u73b0<\/li>\n<li>\u4e0b\u5212\u7ebf\u6837\u5f0f\u7981\u7528u\u5143\u7d20\uff0c\u6807\u9898\u7528h1&#8230;h6\uff0c\u8981\u5f3a\u8c03\u7684\u8bcd\u3001\u77ed\u8bed\u548c\u53e5\u5b50\uff0c\u8bf7\u7528strong\u5b9e\u73b0<\/li>\n<\/ol>\n<h3>\u5217\u8868<\/h3>\n<ol>\n<li>\u5982\u679c\u5c06p\u4e00\u884c\u884c\u7684\u6709\u987a\u5e8f\u7684\u6392\u5217\uff0c\u5c31\u8be5\u8003\u8651\u662f\u4e0d\u662f\u5e94\u8be5\u7528\u6709\u5e8f\u5217\u8868\u4e86\uff08ol\uff09<\/li>\n<li>\u5982\u679c\u5c06p\u4e00\u884c\u884c\u7684\u6392\u5217\uff0c\u5c31\u8be5\u8003\u8651\u662f\u4e0d\u662f\u5e94\u8be5\u7528\u65e0\u5e8f\u5217\u8868\u4e86\uff08ul\uff09<\/li>\n<li>\u5982\u679c\u5217\u8868\u5d4c\u5957\u6df1\u5ea6\u5927\u4e8e5\u5c42\u7684\u8bdd\uff0c\u5e94\u8be5\u8003\u8651\u7528h1&#8230;h6\u8fd9\u6837\u7684\u5143\u7d20\u6765\u8fdb\u884c\u8f6c\u6362\u3002\u5c24\u5176\u662f\u5c4f\u5e55\u9605\u8bfb\u5668\u7684\u7528\u6237<\/li>\n<li>\u5217\u8868\u5d4c\u5957\u522b\u8d85\u8fc75\u5c42<\/li>\n<\/ol>\n<h3>\u94fe\u63a5<\/h3>\n<ol>\n<li>\u907f\u514d\u4f7f\u7528\u8131\u79bb\u6587\u7ae0\u4e0a\u4e0b\u6587\u65e0\u6cd5\u7406\u89e3\u7684\u6587\u5b57\u94fe\u63a5\uff08\u6bd4\u5982\u6700\u5e38\u7528\u7684\u201c\u8be6\u7ec6\u201d\u7684\u6587\u5b57\uff09<\/li>\n<li>\u5982\u679c\u4e00\u4e2a\u94fe\u63a5\u5305\u542b\u4e00\u4e2a\u56fe\u7247\u548c\u6587\u5b57\uff0c\u5e76\u4e14alt\u4e2d\u7684\u5185\u5bb9\u548c\u6587\u5b57\u5339\u914d\uff08\u76f8\u540c\uff09\uff0c\u90a3\u4e48alt\u7684\u5c5e\u6027\u5e94\u8be5\u4e3a\u7a7a<\/li>\n<li>\u907f\u514d\u4f7f\u7528\u5c0f\u4e8e16*16\u7684\u56fe\u7247\u4f5c\u4e3a\u94fe\u63a5<\/li>\n<li>\u907f\u514d\u628a\u94fe\u63a5\u5bc6\u5bc6\u9ebb\u9ebb\u7684\u653e\u5728\u4e00\u8d77\uff08\u6307\u7684\u662f<a>\u94fe\u63a5<\/a><a>\u94fe\u63a5<\/a>&#8230;<a>\u94fe\u63a5<\/a>\u8fd9\u79cd\u5427\uff09<\/li>\n<li>\u786e\u4fdd\u4e0d\u540c\u7684\u94fe\u63a5\u5730\u5740\u7528\u4e0d\u540c\u7684\u94fe\u63a5\u6587\u5b57\uff08\u4e5f\u5c31\u662f\u8bf4\u6700\u597d\u907f\u514d\u91cd\u590d\u7684\u951a\uff08\u94fe\u63a5\uff09\u6587\u5b57\uff09<\/li>\n<li>\u786e\u4fdd\u76f8\u540c\u7684\u94fe\u63a5\u5730\u5740\u7528\u76f8\u540c\u7684\u94fe\u63a5\u6587\u5b57\uff08\u5982\u679c\u591a\u4e2a\u94fe\u63a5\u90fd\u6307\u5411http:\/\/www.qq.com\uff0c\u90a3\u4e48\u8fd9\u4e9b\u94fe\u63a5\u90fd\u5e94\u8be5\u4f7f\u7528\u76f8\u540c\u7684\u951a\uff08\u94fe\u63a5\uff09\u6587\u5b57\u3002\u5982\u679c\u6709\u7684\u662f\u201c\u817e\u8baf\u201d\uff0c\u6709\u7684\u662f\u201c\u817e\u8baf\u7f51\u201d\uff0c\u6709\u7684\u662f\u201c\u817e\u8baf\u7f51\u9996\u9875\u201d\uff0c\u8fd9\u6837\u5c31\u4e0d\u5408\u9002\u4e86\uff0c\u51b5\u4e14\u5bf9SEO\u4e5f\u4e0d\u5408\u9002\uff09<\/li>\n<li>\u907f\u514d\u6587\u5b57\u94fe\u63a5\u5c11\u4e8e\u56db\u4e2a\u5b57\uff08\u5728\u4e2d\u6587\u7f51\u7ad9\u4e2d\u8fd9\u4e00\u70b9\u5f88\u96be\u907f\u514d\uff09<\/li>\n<li>\u5185\u90e8\u7684\u951a\u70b9\u76ee\u6807\u8981\u6709tabindex=&#8221;-1&#8243;\u3002\u8fd9\u662f\u7531\u4e8e\u5f53\u5185\u90e8\u94fe\u63a5\u88ab\u6fc0\u6d3b\u65f6\uff0cIE\u53ef\u4ee5\u79fb\u52a8\u7126\u70b9<\/li>\n<li>\u5982\u679c\u951a\u70b9\u76ee\u6807\u662fa\u6216\u8005\u8868\u5355\u7b49\u53ef\u4ee5\u83b7\u5f97\u7126\u70b9\u7684\u5143\u7d20\uff0c\u5982\u679c\u4f7f\u7528tabindex=&#8221;1&#8243;\uff0c\u5728\u4f7f\u7528tab\u952e\u5207\u6362\u7684\u65f6\u5019\u5c31\u4f1a\u88ab\u8df3\u8fc7<\/li>\n<li>\u6700\u5b89\u5168\u7684tabindex\u5c5e\u6027\u662f0\uff0c\u4f46\u662f\u975e\u7126\u70b9\u5143\u7d20\u5728\u83b7\u5f97\u7126\u70b9\u7684\u65f6\u5019\u4f1a\u6fc0\u6d3boutline\uff0cie\u4e2d\u4f1a\u663e\u793a\u865a\u7ebf\uff0c\u4e14\u65e0\u6cd5\u4f7f\u7528\u6837\u5f0f\u53bb\u9664\u3002<\/li>\n<\/ol>\n<h3>\u56fe\u7247<\/h3>\n<ol>\n<li>\u5bbd\u6216\u9ad8\u4e0d\u52308px\u6216\u8005\u6ca1\u6709alt\u7684\u56fe\u7247\uff08\u7279\u522b\u662f\u88c5\u9970\u6027\u7684\u56fe\u7247\uff09\u5e94\u8be5\u88ab\u79fb\u9664\uff0ccss\u6280\u672f\u53ef\u4ee5\u7528\u6765\u63a7\u5236\u6837\u5f0f<\/li>\n<li>alt\u662f\u7528\u6765\u63cf\u8ff0\u56fe\u7247\u7684\uff0c\u800c\u975e\u5355\u7eaf\u7684\u65b0\u95fb\u6807\u9898\u6216\u8005\u540d\u8bcd<\/li>\n<li>alt\u5c5e\u6027\u4e0d\u5e94\u5305\u542b\u56fe\u7247\u7684\u6587\u4ef6\u540d<\/li>\n<li>alt\u503c\u4e0d\u5e94\u5305\u542b\u5197\u957f\u7684\u4fe1\u606f\uff08\u5982\u679c\u5f88\u957f\u53ef\u4ee5\u4f7f\u7528&lt;img longdesc=&#8221;\u5f88\u957f\u5f88\u957f\u7684\u5185\u5bb9\u5f88\u957f\u5f88\u957f\u7684\u5185\u5bb9&#8221; \/&gt;\uff09<\/li>\n<li>\u6bcf\u4e2aimg\u8981\u6709alt<\/li>\n<li>\u4e0d\u80fd\u53ea\u4f9d\u8d56\u56fe\u7247\u4e0a\u7684\u6587\u5b57\u4fe1\u606f<\/li>\n<li>banner\u3001\u5934\u56fe\u4e0a\u7684\u6587\u5b57\u4fe1\u606f\u5fc5\u987b\u5728\u4ee3\u7801\u4e2d\u6709\u6240\u4f53\u73b0<\/li>\n<\/ol>\n<h3>Objects<\/h3>\n<ol>\n<li>\u6bcf\u4e2aapplet\u5143\u7d20\u5e94\u6709alt\u503c<\/li>\n<li>\u6bcf\u4e2aembed\u5143\u7d20\u5e94\u6709alt\u503c<\/li>\n<li>\u6bcf\u4e2aobject\u5e94\u5305\u542b\u6587\u5b57\u5185\u5bb9<\/li>\n<\/ol>\n<h3>\u8868\u5355<\/h3>\n<ol>\n<li>ID\u5fc5\u987b\u552f\u4e00\uff0c\u7279\u522b\u662f\u8868\u5355<\/li>\n<li>\u6bcf\u4e00\u4e2afieldset\u5e94\u8be5\u6709\u4e00\u4e2alegend\u5143\u7d20<\/li>\n<li>\u6bcf\u4e2alabel\u5fc5\u987b\u6709\u6587\u5b57\u5185\u5bb9<\/li>\n<li>\u6bcf\u4e2alegend\u5fc5\u987b\u6709\u6587\u5b57\u5185\u5bb9<\/li>\n<li>\u6bcf\u4e00\u4e2a\u6709\u6548\u7684label (legend + label)\u5fc5\u987b\u662f\u552f\u4e00\u7684\uff08\u4e5f\u5c31\u662f\u8bf4&lt;label for=&#8221;\u552f\u4e00&#8221;&gt;&lt;\/label\uff09<\/li>\n<li>label\u4e0d\u5e94\u8be5\u5305\u88f9select\u548ctextarea\u5143\u7d20\uff08\u5e73\u65f6\u6211\u4eec\u53ef\u80fd\u4f1a\u8fd9\u6837\u4e66\u5199&lt;label&gt;&lt;select \/&gt;&lt;\/label&gt;\uff09<\/li>\n<li>\u5f53input = images\u662f\u5fc5\u987b\u6709alt\u6216\u8005titile\u5c5e\u6027\uff0c\u4e14\u4e0d\u4e3a\u7a7a<\/li>\n<li>\u6bcf\u4e00\u4e2abutton\u5fc5\u987b\u5305\u542b\u6587\u5b57\u5185\u5bb9<\/li>\n<li>\u6838\u5b9e\u6587\u672c\u57df\u3001\u5bc6\u7801\u3001\u4e0b\u62c9\u6846\u3001textarea\u548c\u6309\u94ae\u7684\u65f6\u5019\uff0c\u6700\u597d\u8bbe\u7f6e\u4e3a\u76f8\u5bf9\u5b57\u4f53<\/li>\n<li>\u7981\u6b62\u8ba9\u8868\u5355\u5143\u7d20\u4e0d\u80fd\u83b7\u5f97\u7126\u70b9<\/li>\n<li>\u5982\u679cinput\u3001select\u3001textarea\u3001button\u7684title\u88ab\u5b9a\u4e49\u4e86\uff0c\u4e00\u5b9a\u4e0d\u80fd\u4e3a\u7a7a<\/li>\n<li>type\u7b49\u4e8ebutton\u3001reset\u3001submit\u7684input\u5fc5\u987b\u8981\u6709value\u6216\u8005title<\/li>\n<li>\u6700\u597d\u4e3a\u6bcf\u4e00\u4e2a\u8868\u5355\u5143\u7d20\u5b9a\u4e49\u4e00\u4e2alabel\u5e76\u4e14\u6307\u5411\u4ed6\u7684id\u6216\u8005\u62e5\u6709title<\/li>\n<li>\u5fc5\u987b\u586b\u5199\u7684\u5b57\u6bb5\uff0c\u5728\u4ee3\u7801\u5c42\u9762\u4e00\u5b9a\u8981\u6709\u6240\u4f53\u73b0\uff0c\u63a8\u8350\uff1a&lt;abbr title=&#8221;required&#8221;&gt;*&lt;\/abbr&gt;<\/li>\n<\/ol>\n<h3>\u6846\u67b6<\/h3>\n<ol>\n<li>\u4e0d\u5e94\u4f7f\u7528\u9690\u85cf\u6216\u8005\u5f15\u5165\u7a7a\u7684frame<\/li>\n<li>\u6bcf\u4e2aframe\u5fc5\u987b\u6709\u4e00\u4e2atitle\u5c5e\u6027\u7528\u6765\u4ecb\u7ecd\u8fd9\u4e2aframe\u7684\u4f5c\u7528\uff0c\u9690\u85cf\u7684frame\u53ef\u4ee5\u5c06title\u8bbe\u7f6e\u4e3a&#8221;hidden 1&#8243;, &#8220;hidden 2&#8221;, &#8220;hidden 3,&#8221; \u7b49\u7b49<\/li>\n<li>frameset\u4e2d\u7684\u6bcf\u4e00\u4e2aframe\u7684title\u8981\u6709\u5185\u5bb9<\/li>\n<\/ol>\n<h3>\u4e8b\u4ef6<\/h3>\n<ol>\n<li>\u6709onmouseover\u884c\u4e3a\u7684\u7126\u70b9\u7684\u5143\u7d20\u5e94\u6709\u7c7b\u4f3confocus\u7684\u76f8\u540c\u6548\u679c\u89e3\u51b3\u65b9\u6848<\/li>\n<li>\u6709onmouseout\u884c\u4e3a\u7684\u7126\u70b9\u7684\u5143\u7d20\u5e94\u6709\u7c7b\u4f3conblur\u7684\u76f8\u540c\u6548\u679c\u89e3\u51b3\u65b9\u6848<\/li>\n<li>\u9f20\u6807\u7684onmousedown, onmouseup \u548conmousemove\u529f\u80fd\uff0c\u8981\u6709\u76f8\u5e94\u7684\u952e\u76d8\u89e3\u51b3\u65b9\u6848\uff08\u6bd4\u5982\u7528keydown\u3001keyup\u3001onblur\uff09<\/li>\n<li>\u6ca1\u6709\u7126\u70b9\u7684\u5143\u7d20\u7684onmouseover \u6216 onmouseout \u5e94\u8be5\u7528css\u4e2d\u7684:hover\u6765\u5b9e\u73b0\uff08\u53ef\u60dcie6\u4e0d\u7ed9\u529b\uff09<\/li>\n<li>onClick\u4e8b\u4ef6\u5e94\u8be5\u7ed1\u5b9a\u5728\u6709\u80fd\u6709\u7126\u70b9\u7684\u5143\u7d20\u4e0a<\/li>\n<li>onChange\u4e8b\u4ef6\u4e0d\u5e94\u4f7f\u7528\u5728select\u5143\u7d20\u4e0a\uff0c\u4f1a\u5bfc\u81f4\u81ea\u52a8\u6539\u53d8\u7126\u70b9\u6216\u8005\u8f7d\u5165\u5230\u4e00\u4e2a\u9875\u9762\u4e2d<\/li>\n<\/ol>\n<h3>accesskey\u5c5e\u6027<\/h3>\n<ol>\n<li>\u5c5e\u6027\u503c\u5fc5\u987b\u662f\u552f\u4e00\u7684<\/li>\n<li>\u4e0d\u8981\u4e0e\u6d4f\u89c8\u5668\u672c\u8eab\u7684\u5feb\u6377\u952e\u91cd\u590d\uff0c\u6bd4\u5982\uff1aIE\u4e2d\u7684A C E F H J M P R T V X Home\uff1bchrome\u4e2d\u7684E F D\uff1bfirefox\uff1aB E F H S T V 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