Full Support Shaman Recommended Build

Condensed recommended skill build for full support shamans:

Vampiric Attack - Level 3
Breath of Life - Level 4
Sacrificial Ritual - Level 3 (Prerequisite for Heaven's Treatment.)
Inspire - Level 4
Fortify - Master (Boosts Defense by 10%)
Arcane Recovery - NA (Other players find this buff useful. Get at your option.)
Enhanced Vampiric Attack - NA
Revitalize - Level 7 (Prevents poisoning at Level 7, no need to master.)
Haste - Level 3 (Prerequisite for Massive Haste.)
Heaven's Treatment - Master
Confusion Strike - Master (Boosts evasion.)
Massive Haste - Master
Berserk Aura - Master (Note that casting this buff significantly reduces evasion of the recipient.)
Magma Explosion - Level 1
Resurrection - Level 1 (Mastered at Level 1, player still loses EXP. Do not cast this if the player is wearing a training rosary.)
Spear Guardian's Wrath - Master
Gift of Life - Master
Paralyzed - NA (Get at your own option.)

For more information read Full Support Shaman Guide by stupidbeam