i can't find my manual anywhere and i was wondering how do i adjust the little bubble thing by the headlights to go where the line is .. i put in my new headlights (all weather yellow) and have no idea how to work this fricken thing ... any help would be nice ... thanks guys

oRACLe
nGk Plugs ( watch out now )
AeM ShoRt RaM
UnOrThAdOx RaCiNg PuLLeY
BrAnD SpAnKiNg NeW TrAnnY ( 858 miles )
MoDDed EUrO TaIlS
SToCk 14" Rims ( gotta have these )
StOck MuffLer ( rust included )