for win95
WRITEVALUE("HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Winlogon","RunLogonScriptSync","1","REG_DWORD")

for NT : do not use the HKEY_CURRENT_USER but this one:

WRITEVALUE("HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon","RunLogonScriptSync","1","REG_DWORD")

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Lon Geefshuysen MCP (Microsoft Certified Professional)
kixtart.to/lon
lon@kixtart.to