need help

I just dled ESF and i was wondering i have the half life 2 package with half life source half life 2 and counter strike source i was wondering if i can load ESF or do i have 2 go get half life one if i can tell me where 2 load it like C:/ what ever i have steam so i have all that ready i just need help with the install i cant figure it out my self so yep

You need Half Life 1 to play ESF.

Since ESF is not SOURCE compatible.

i looked at the outer posts and i figured it out sorry 2 waste your time lol