Save the code below, as "Backup_Database_Northwind.vbs"
Then double-click the file, to get the results example "Backup_DB_Northwind_20111221_1500.bak"
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'-----code start
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OPTION EXPLICIT
dim ws, MyStr, MyTimeStamp, MyFileName
dim q
MyTimeStamp = cstr(year(now)) & _
right(cstr(100+month(now)),2) & _
right(cstr(100+day(now)),2) & "_" & _
right(cstr(100+hour(now)),2) & _
right(cstr(100+minute(now)),2)
Set ws = WScript.CreateObject("WScript.Shell")
MyFileName ="'C:\BackupDatabase\Backup_DB_Northwind_" & MyTimeStamp & ".bak'"
MyStr ="sqlcmd -S ""IT102"" -d ""Northwind"" -U ""sa"" -P ""sasasa"" -Q ""BACKUP DATABASE Northwind TO DISK =" & MyFileName & """ "
ws.run MyStr
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'-----code end
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