Mounting Windows File Systems using Unix

install physical storage device manger:

sudo apt-get install pysdm

Open storage device manger:

sudo pysdm

Choose your required drives
Press assist
Uncheck open as read only
Check owner user of file system and write your username
Press ok and apply
Remount the drive

Note: if you can't change files to binary executables, go to special files and check permit execution of files as binaries, and go to step 7

Source : http://askubuntu.com/questions/90339/how-do-i-set-read-write-permissions-my-hard-drives