IE FF 下的复制 ctrl+c
function copyToClipboard(txt) {if(window.clipboardData) { window.clipboardData.clearData(); window.clipboardData.setData("Text",txt); } else if(navigator.userAgent.indexOf("Opera")!= -1) { window.location = txt; } else if (window.netscape) { try { netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); } catch (e) { alert("您的firefox安全限制限制您进行剪贴板操作，请在新窗口的地址栏里输入'about:config'然后找到'signed.applets.codebase_principal_support'设置为true'之后"); return false; } 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 = txt; 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); } } ?