Show more button not full-width anymore, fixes Firefox <=3.5
Show more button not full-width anymore, fixes Firefox <=3.5

nfredrik/teambox,teambox/teambox,ccarruitero/teambox,crewmate/crewmate,crewmate/crewmate,vveliev/teambox,vveliev/teambox,ccarruitero/teambox,irfanah/teambox,irfanah/teambox,vveliev/teambox,nfredrik/teambox,crewmate/crewmate,nfredrik/teambox,irfanah/teambox,codeforeurope/samenspel,rahouldatta/teambox,vveliev/teambox,teambox/teambox,rahouldatta/teambox,teambox/teambox,irfanah/teambox,codeforeurope/samenspel,rahouldatta/teambox,nfredrik/teambox