"almas" <almes@[EMAIL PROTECTED] > wrote in message news:482722f9$0$854$ba4acef3@[EMAIL PROTECTED] > Hi everybody. > I found a file : display time.... > i modify it, the aim make a noise, or a red screen > > In version "No TSR" it is ok, but computer must wait. > In version TSR, it is not ok. (I added comp.os.msdos.programmer in case someone there wants to help with your TSR.) Ben Lunt's TSR demo: http://www.frontiernet.net/~fys/tsrdemo.htm > I try on cession DOS of Windows XP TSR under XP?. DOS under XP doesn't work quite correctly. E.g., one issue with XP is that it doesn't update BIOS variables unless a BIOS call is made: http://groups.google.com/group/comp.os.msdos.djgpp/msg/67916cf4c1c73b7e?hl=en http://groups.google.com/group/comp.os.msdos.djgpp/msg/30ac39382eb3560e?hl=en <Almas' TSR code snipped. Can be read here.> http://groups.google.com/group/alt.lang.asm/msg/9de6cb772bb707ba Rod Pemberton