Unless you just want to print the HTML tags, you're going to have to use a browser. See the recent posting at http://exchange.ni.com/servlet/ProcessRequest?RHIVEID=101&RPAGEID=135&HOID=5065000000080000004D3A0000&USEARCHCONTEXT_CATEGORY_0=_49_%24_6_&USEARCHCONTEXT_CATEGORY_S=0&UCATEGORY_0=_49_%24_6_&UCATEGORY_S=0.
This work in a machine with Windows NT. I don't know about Windows 9x/ME/2000 etc. Always check for the correct path for your computer. Unfortunatelly, when I test this, it opens the print dialog instead of just printing the file.
With Netscape it can be easier. The command is something like: