how to change the Facebook buttons

Hi,
I search at the template files the html code to change the words on the "sign up To email" "check us out on Facebook" And i didn't find it.. (you can see at the photo that i added to the message)

please help me to find the file where i can change it.

thabks

I found it!..
There is option to change it via Extensions>>Module Manager>>>Buttons>>

Thanks anyway

but how i am changing the line on the front page? the line that says "check out our jeans collection"
(like the photo i added)
thanks

Check configuration of hot_effects_rotator module.

Thanks