User-agent: *
Disallow: /merc/*
Disallow: /images/ella/
Disallow: /merc/*
Disallow: /merc/
Disallow: *merc*
Disallow: */merc/*

Disallow: /merc1/*
Disallow: /merc1/*
Disallow: /merc1/
Disallow: *merc1*
Disallow: */merc1/*

User-agent: Googlebot-Image
Disallow: /images/ella/
Disallow: /images/ella/*