problem extracting information from xml..

guys i need ur help,

so i had n .apk file of some application, renamed it 2 .zip nd den extracted.

so i got.xml format files, i tried 2 open it using notepad, wordpad, browsers, Dreamweaver, and even eclipse.

in notepad/wordpad/dreamweaver it just shows me like [] shapes and <?> and dis symbol and displays me some text, but i cannot get access to it.

in eclipse , it shows dat d file u r trying 2 open is empty or has no stuff in it, but i can open it in my galaxy tab2 .
is it encypted?
and if it is, how do i get access to that file??? help