_vimperatorrc

js <<EOM
// <c-x>
(function() {
    liberator.modules.mappings.addUserMap([liberator.modules.modes.COMMAND_LINE], ['<c-x>'],
        "insert current URL to command line",
        function () {
            var curcmd = ':' + commandline.command;
            if (!curcmd.match(/ $/)) curcmd += ' ';
            commandline.open(curcmd, liberator.modules.buffer.URL);
        }
    );
})();
EOM