Here are a handful of different guided meditations and links.
Video
Mushim Ikeda
Mindfulness Audio
Guided mindfulness meditation – short
Guided mindfulness meditation – long
Guided loving-kindness meditation
Mountain meditation
Walking meditation
Loving-Kindness and Self-Compassion Audio
Loving-Kindness For Ourselves (Germer)
Self-compassion (Neff)
Links
Mindful Magazine
http://www.mindful.org/
Cheri Huber
http://www.cherihuber.com/
Metta (Lovingkindness Practice)
http://www.mettainstitute.org/mettameditation.html
Self-compassion
http://self-compassion.org/category/exercises/#guided-meditations
Pema Chödrön on Shenpa
http://www.lionsroar.com/how-we-get-hooked-shenpa-and-how-we-get-unhooked/