ConvertFromURL Function
Pārveido datnes URL uz sistēmas datnes nosaukumu.
String
filename: A file name as a string.
5 Nederīgs procedūras izsaukums
    systemFile$ = "c:\folder\mytext.txt"
    url$ = ConvertToURL( systemFile$ )
    print url$
    systemFileAgain$ = ConvertFromURL( url$ )
    print systemFileAgain$