fix for menu, reset height before animating.
fix for menu, reset height before animating.

fast triple click can interrupt the animation and leave the div in a strange state
nfredrik/teambox,ccarruitero/teambox,rahouldatta/teambox,vveliev/teambox,vveliev/teambox,codeforeurope/samenspel,crewmate/crewmate,teambox/teambox,ccarruitero/teambox,teambox/teambox,nfredrik/teambox,irfanah/teambox,rahouldatta/teambox,nfredrik/teambox,crewmate/crewmate,crewmate/crewmate,codeforeurope/samenspel,rahouldatta/teambox,nfredrik/teambox,teambox/teambox,irfanah/teambox,vveliev/teambox,irfanah/teambox,vveliev/teambox,irfanah/teambox