텍스트 복사 및 Ctrl + V 작업에 대한 이 기능은 jq도 봉인되지 않은 것 같습니다.

/*

 * copy

 */

function copy(){

     var maintext=$("#myhtml").val();

     alert(maintext);

        copyToClipboard(maintext);

    }

function copyToClipboard(maintext){

      if (window.clipboardData){

        window.clipboardData.setData("Text", maintext);

        }else if (window.netscape){

          try{

            netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");

        }catch(e){

            alert(" ！ ");

        }

        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();

        var str = Components.classes["@mozilla.org/supports-string;1"].createInstance(Components.interfaces.nsISupportsString);

        var copytext=maintext;

        str.data=copytext;

        trans.setTransferData("text/unicode",str,copytext.length*2);

        var clipid=Components.interfaces.nsIClipboard;

        if (!clip) return false;

        clip.setData(trans,null,clipid.kGlobalClipboard);

      }

      alert(" nn" + maintext);

    }