Access deny (can't remove permition entry)

[CyborgBasumatary]

Sorry for bad English.
I want to protect my files. So, I show a video on youtube "how to protect from being copy-delete". That wasn't idiot proof. It stucked on my Bollywood movie folder. I can't play them. Here are some screen shot...

http://www.4shared.com/download/0XcF....jpg?lgfp=3000
http://www.4shared.com/download/AOKG....jpg?lgfp=3000
http://www.4shared.com/download/xWHd....jpg?lgfp=3000
http://www.4shared.com/download/szjL....jpg?lgfp=3000
http://www.4shared.com/download/dg0b....jpg?lgfp=3000

youtube video...
https://www.youtube.com/watch?v=4Sn8z2_rBkU
Some guess of this world really don't know what is sharable on Youtube
1 of "non idiot proof" things of world...

screen shots of the result (administrators) (no users-)
http://www.4shared.com/download/G4eR....jpg?lgfp=3000
http://www.4shared.com/download/Z3Wx....jpg?lgfp=3000
http://www.4shared.com/download/gs_V....jpg?lgfp=3000
http://www.4shared.com/download/i5Pz....jpg?lgfp=3000

If you can find some way to delete that stupid thing in:
http://www.4shared.com/download/dg0b....jpg?lgfp=3000

See...
Remove option is not working orrrr.... I don't know what this thing called.
If somehow remove that... [you can understand what am I want to do. Just read the blue text.]


System info
Dell Inspiron N4010 14R A13
Windows 7 ultimate 64bit
Intel i3 CPU M380 2.53GHz (4 CPU)
RAM-3GB DDR3
Intel(R) HD Graphics, 1274 MB
1366 x 768 (60Hz)
DirectX 11
Realtek High Definition Audio

 

[CyborgBasumatary]

1st Change ownership of folder
1. Right-click the folder, and choose Properties
2. Click the Security tab
3. Click Advanced, then the Owner tab
4. Click edit, and then your username (make sure to check Replace owner on sub containers.)
5. Click Apply, then OK
6. Now, under Permissions, click Change Permissions
7. Click Add, then type in your username and click OK
8. Check the Allow box under Full Control, then click OK
9. Now choose the Replace all child permission checkbox
10. Click OK, then Apply, then close
Now you can fly....