How may I get the Adminstrative Authorizaton or access for an encryption green color folder, ?"

I have create an encryption of my one of the folder then it become green color, and automatically generated a folder on my DOCUMENT folder, but later I unfortunately deleted the folder, although I had deleted the encryption key folder (I believe that's the key folder) I was working well, I mean I could make open the folder which one I had encrypted, but unfortunately the last day I needed to Format my OS, after OS format I couldn't open my that encrypted files, even I can't COPY or MOVE the files. Its need the ADMINISTRATIVE AUTHORIZATION or somethings like that.PLz support me ASAP