Internet Explorer has a file download limit of 4GB (2 GB on IE6). Firefox does not have this problem (haven\'t tested safari yet)
(More info here: http://support.microsoft.com/
@jjnguy
I'm looking for a java applet or ActiveX component that will do that for me. These are non-technical users so we really just want to have them click download and the full file ends up in the specified location