{"id":393,"date":"2010-05-08T13:24:38","date_gmt":"2010-05-08T13:24:38","guid":{"rendered":""},"modified":"2010-05-08T13:24:38","modified_gmt":"2010-05-08T13:24:38","slug":"393","status":"publish","type":"post","link":"https:\/\/www.poloo.org\/?p=393","title":{"rendered":"\u9875\u9762\u5f53\u4e2d\u52a8\u6001\u6dfb\u52a0CSS"},"content":{"rendered":"<p>\u7b2c\u4e00\u79cd\u6dfb\u52a0\u65b9\u5f0f\uff1a<br \/><code><br \/>document.getElementById(\"elementId\").style.background=\"#ff0000\";<br \/><\/code><br \/>\u8fd9\u79cd\u65b9\u5f0f\u91c7\u7528\u5185\u8054\u662f\u63d2\u5165css.\u4f18\u5148\u7ea7\u9ad8\u3002\u5bb9\u6613\u5f15\u8d77\u9875\u9762\u56de\u6d41\u6027\u80fd\u4e0d\u597d&nbsp;&nbsp; \u4e5f\u4e0d\u80fd\u8fdb\u884c\u591a\u4e2a\u6837\u5f0f\u7684\u6dfb\u52a0<\/p>\n<p>\u7b2c\u4e8c\u79cd\u65b9\u5f0f\uff1a<br \/><code><br \/> document.getElementsByTagName(\"a\")[0].style.cssText = \"background:#ff0000;border:1px #dfdfdf solid;\";<br \/><\/code><\/p>\n<p> \u8fd9\u79cd\u65b9\u5f0f \u76f8\u6bd4\u7b2c\u4e00\u79cd\u4f18\u70b9\u662f\u53ef\u4ee5\u4e00\u6b21\u8fdb\u884c\u591a\u4e2a\u6837\u5f0f\u7684\u8bbe\u5b9a\uff0c\u4f46\u4ecd\u662f\u5185\u8054\u5f0f\uff0c\u5f15\u8d77\u9875\u9762\u56de\u6d41\uff0c\u591a\u6b21\u63d2\u5165\u5f15\u8d77\u6027\u80fd\u4e0a\u7684\u6d88\u8017\u3002<\/p>\n<p>\u7b2c\u4e09\u79cd\u662f\uff1a\u76f4\u63a5\u5728style\u6807\u7b7e\u4e2d\u5199\uff0c\u8fd9\u79cd\u65b9\u6cd5\u8981\u8003\u8651\u4e0d\u540c\u6d4f\u89c8\u5668\u7684\u517c\u5bb9\u6027\u95ee\u9898\u3002\uff08\u58f0\u660e\uff1a\u4e0b\u9762\u4ee3\u7801\u5f15\u7528\u201d\u53f8\u5f92\u6b63\u7f8e\u201c\u7684\u4e00\u6bb5\u4ee3\u7801\uff09<br \/><code><br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;var addSheet = function () {<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;var doc, cssCode;<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;if (arguments.length == 1) {<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;doc = document;<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;cssCode = arguments[0]<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;} else if (arguments.length == 2) {<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;doc = arguments[0];<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;cssCode = arguments[1];<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;} else {<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;alert(\"addSheet\u51fd\u6570\u6700\u591a\u63a5\u53d7\u4e24\u4e2a\u53c2\u6570!\");<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;if (! +\"v1\") {\/\/\u589e\u52a0\u81ea\u52a8\u8f6c\u6362\u900f\u660e\u5ea6\u529f\u80fd\uff0c\u7528\u6237\u53ea\u9700\u8f93\u5165W3C\u7684\u900f\u660e\u6837\u5f0f\uff0c\u5b83\u4f1a\u81ea\u52a8\u8f6c\u6362\u6210IE\u7684\u900f\u660e\u6ee4\u955c&nbsp;&nbsp;<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;var t = cssCode.match(\/opacity:(d?.d+);\/);<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;if (t != null) {<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;cssCode = cssCode.replace(t[0], \"filter:alpha(opacity=\" + parseFloat(t[1]) * 100 + \")\")<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;cssCode = cssCode + \"<br \/>\n\"; 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