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<!DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "HTML://www.w3.org/TR/xHTML1/DTD/xHTML1-transitional.dtd"> <HTML xmlns="HTML://www.w3.org/1999/xHTML"> <head> <meta HTML-equiv="Content-Type" content="text/HTML; charset=gb2312" /> <meta name="author" content="wuleying"> <title>双击文字实现编辑功能</title> <style> input.tt{border:1px solid #fff;background:#fff;} input.ss{border:1px solid #369;background:#fff;} </style> </head> <body> <input class="tt" id="test" readonly value="这里是标题,双击文字实现编辑功能" /><input type="submit" value="修改" style="display:none;" id="submit" /> <script type="text/javascript"> var test = document.getElementById("test"); var mysubmit = document.getElementById("submit"); test.ondblclick = function() { this.readOnly = false; this.className = "ss"; mysubmit.style.display = ""; } mysubmit.onclick = function() { test.readOnly = true; test.className = "tt"; this.style.display = "none"; } </script> </body> </HTML>