Info 2 Rooting Xperia M Dual 15.5.A.1.5 4.3 JB

Friends ,
I do not have much tech knowladge in root but i want to root my phone C2004 please give me some methode which is not much difficult to execute... Thanks
Edited..

I have got towel root Methode....
Now what i want is too make my phone look like this
Xperia M Dual Modified 4.4 notification bar

Can I use Rom Manager to flash moded xperia Z2 system Ui.apk and change navigation & status Bar