Instructions
Launch the "World of Warcraft" game client and click the "AddOns" button at the login screen. Check the box for "HealBot" and click "OK."
Enter your user name and password to log into the game as the character for which you wish to set up a HealBot cast for "inner focus."
Click the HealBot icon around the edge of your mini-map to open the HealBot settings page. Click the "Spells" tab to access your spellbinding list.
Select the mouse button you would like to use to automatically cast "inner focus" from the top of the menu, then type "Inner Focus" into the "click," "shift click," "ctrl click" or "alt click" box to assign the spell to that particular combination of keys.
Tick the "SmartCast when out of combat" button and the "add buffs" button to make HealBot automatically cast "inner focus" on your character when you are out of combat.