void V8HTMLDocument::writelnMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args)
{
    HTMLDocument* htmlDocument = V8HTMLDocument::toNative(args.Holder());
    htmlDocument->writeln(writeHelperGetString(args), activeDOMWindow()->document());
}
v8::Handle<v8::Value> V8HTMLDocument::writelnMethodCustom(const v8::Arguments& args)
{
    HTMLDocument* htmlDocument = V8HTMLDocument::toNative(args.Holder());
    htmlDocument->writeln(writeHelperGetString(args), activeDOMWindow()->document());
    return v8::Undefined();
}