代码如下: <script type="text/javascript" language="javascript"> //复制到剪切板js代码 function copyToClipBoard(s) { //alert(s); if (window.clipboardData) { window.clipboardData.setData("Text", s); alert("已经复制到剪切板!"+ "/n" + s); } else if (navigator.userAgent.indexOf("Opera") != -1) { window.location = s; } else if (window.netscape) { try { netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); } catch (e) { alert("被浏览器拒绝!/n请在浏览器地址栏输入'about:config'并回车/n然后将'signed.applets.codebase_principal_support'设置为'true'"); } var clip = Components.classes['@mozilla.org/widget/clipboard;1'].createInstance(Components.interfaces.nsIClipboard); if (!clip) return; var trans = Components.classes['@mozilla.org/widget/transferable;1'].createInstance(Components.interfaces.nsITransferable); if (!trans) return; trans.addDataFlavor('text/unicode'); var str = new Object(); var len = new Object();