http://www.clearlyinventory.com/how-to-print-barcodes-with-excel-and-word
http://www.barcoderesource.com/excelbarcodefont.shtml
http://easiersoft.com/othersoftwares.htm
http://www.barcoderesource.com/javascriptbarcodeappforoffice.shtml
create a batch file
net stop spooler
del %systemroot%\system32\spool\printers\*.shd
del %systemroot%\system32\spool\printers\*.spl
net start spooler