Dear sirs and in special to CiberPython: Thanks very much for your help. Really it works very nice. yours, Ing. Héctor F. Fiandor hfiandor at infomed.sld.cu -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.lazarus-ide.org/pipermail/lazarus/attachments/20080429/d22c077c/attachment-0007.html>