The printing behavior client side is handled by the browser and as far as I know you cannot change this behavior without writing a browser plugin.
According to a post I read it is possible for some browsers but I still do not recommend it:
http://www.webdeveloper.com/forum/showthread.php?t=85301
sknake
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__avd
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Use an ActiveX or Plugin ScriptX and Neptune from Meadroid to give you more control for Windows versions of Internet Explorer, Netscape, and Opera.
__avd
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