Oh yeah, regarding your fork, it's SHOT, you bought a disposable bike, it's time to go dispose of it!
Sounds Harsh, YES! But the time and effort to get a no name fork to work properly isn't worth it.
L8R
__________________
"Life is not a journey to the grave with the intention of arriving safely in a pretty and well preserved body, but rather to skid in broadside, thoroughly used up, totally worn out, and loudly proclaiming, "WOW, What a Ride!" - unknown
"Your Bike Sucks" - Sky Yaeger