有谁知道这个视频的背景音乐叫什么名字，谁唱的？

3 doors down -- Kryptonite

http://tele.ting98.com/0/1/34445/95977/95978/95984.wma

I took a walk around the world
To ease my troubled mind
I left my body laying somewhere
In the sands of time
But I watched the world float
To the dark side of the moon

I feel there is nothing I can do, yeah

I watched the world float
To the dark side of the moon
After all I knew it had to be
Something to do with you
I really don’t mind what happens now and then
As long as you’ll be my friend at the end

If I go crazy then will you still
Call me Superman
If I’m alive and well, will you be
There a-holding my hand
I’ll keep you by my side
With my superhuman might
Kryptonite

You called me strong, you called me weak,
But still your secrets I will ke