function copyIndexToClipboard() {
	copyToClipboard('1k.moga.cn');
}

function copyToClipboard(txt) {
	if (txt == null) {
		txt = window.location.href;
	} 
    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("你使用的FireFox浏览器,复制功能被浏览器拒绝！\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”双击，设置为“true”");   
            return;   
        }   
        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);   
    }   
	alert("地址已经复制到粘贴板");
}  

function emptyInput(o) {
	if (o != null) {
		o.value = "";
	}
}