import os;
import sys;

filePathSrc = notepad.prompt('Enter the path to the folder where the files are located', 'Convert files to UTF-8', 'C:\\Temp\\UTF8');

if filePathSrc is not None and len(filePathSrc) >= 4:
    for root, dirs, files in os.walk(filePathSrc):
        for fn in files:
            if fn[-4:] == '.php' or fn[-4:] == '.htm' or fn[-5:] == '.html':
                notepad.open(root + "\\" + fn)
                console.write(root + "\\" + fn + "\r\n")
                notepad.runMenuCommand("Encoding", "Convert to UTF-8")
                notepad.save()
                notepad.close()