new Load and Save with params

local function save(obj, objFilename)



                local path = system.pathForFile( objFilename .. ".txt", system.DocumentsDirectory )
                local file = io.open( path, "w+b" )

                file:write(obj)
                io.close( file )

end

local function load(loadFilename)
    print (loadFilename)
 local path = system.pathForFile( loadFilename, system.DocumentsDirectory )
 local file = io.open( path, "r" )

                if file then

                        local contents = file:read( "*a" )
                        return contents
                        end

end