1     <script type="text/javascript">   2         function copyToClipBoard(obj) {   3             var clipBoardContent = "";   4             clipBoardContent += document.getElementById(obj).innerHTML.replace(/<.+?>/gim, '');   5             if (window.clipboardData) {   6                 window.clipboardData.clearData();   7                 window.clipboardData.setData("Text", clipBoardContent);   8             } else if (navigator.userAgent.indexOf("Opera") != -1) {   9                 window.location = clipBoardContent;  10             } else if (window.netscape) {  11                 try {  12                     netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");  13                 } catch (e) {  14                     alert("您的当前浏览器设置已关闭此功能！请按以下步骤开启此功能！\n新开一个浏览器，在浏览器地址栏输入'about:config'并回车。\n然后找到'signed.applets.codebase_principal_support'项，双击后设置为'true'。\n声明：本功能不会危极您计算机或数据的安全！");  15                 }  16                 var clip = Components.classes['@mozilla.org/widget/clipboard;1'].createInstance(Components.interfaces.nsIClipboard);  17                 if (!clip) return;  18                 var trans = Components.classes['@mozilla.org/widget/transferable;1'].createInstance(Components.interfaces.nsITransferable);  19                 if (!trans) return;  20                 trans.addDataFlavor('text/unicode');  21                 var str = new Object();  22                 var len = new Object();  23                 var str = Components.classes["@mozilla.org/supports-string;1"].createInstance(Components.interfaces.nsISupportsString);  24                 var copytext = clipBoardContent;  25                 str.data = copytext;  26                 trans.setTransferData("text/unicode", str, copytext.length * 2);  27                 var clipid = Components.interfaces.nsIClipboard;  28                 if (!clip) return false;  29                 clip.setData(trans, null, clipid.kGlobalClipboard);  30             }  31             alert("已成功复制！");  32             return true;  33         }  34   35     </script>