(Player's Handbook v.3.5, p. 246)

Level: Druid 1, Urban Druid 1, Savant 1 (Arcane), Jester 1, Sha'ir 1, Nentyar Hunter 1, Duskblade 1, Fatemaker 1, Ebonmar Infiltrator 1, Wizard 1, Sorcerer 1, Ranger 1, Assassin 1,
Components: V, S, M,
Casting Time: 1 standard action
Range: Touch
Target: Creature touched
Duration: 1 min./level (D)
Saving Throw: Will negates (harmless)
Spell Resistance: Yes

The subject gets a +10 enhancement bonus on Jump checks.
The enhancement bonus increases to +20 at caster level 5th, and to +30 (the maximum) at caster level 9th.
Material Component: A grasshopper's hind leg, which you break when the spell is cast.