Batch Convert to R14 or to dxf

Does anyone know if there is a batch convert utility to convert 2004 or 2006 files so they can be read by somone with R14? There was one listed in the Tips but it's not available from Autodesk.
TIA, Jennifer

Have you taken a look at the free AutoCAD converter from SolidWorks Corp called DWGgateway?

Product Description
-------------------
No need to upgrade to the next version of AutoCAD® software
You do not have to upgrade your AutoCAD license to the new version of AutoCAD to be compatible with your DWG files.

Open and edit any DWG file using any version of AutoCAD
Eliminate the need to upgrade AutoCAD licenses just to be able to share work and collaborate with other AutoCAD users. DWGgateway™ is the first free data translation plug-in that lets AutoCAD users work easily with DWG files created by any version of AutoCAD software.

Create industry standard PDF documents from within AutoCAD
DWGgateway enables AutoCAD users to create PDF documents that can be shared with virtually anyone. DWGgateway includes Adobe® PDF Library technology. Adobe PDF is the de facto standard for electronic document exchange. More than one half-billion copies of its companion software, Adobe® Reader®, have been distributed worldwide, and the world's top 10 PC makers ship their systems with the application.

Website: http://www.dwggateway.com/

Good luck!
3DCADTips Help Desk

Try the free tool DWG TrueConvert at:

http://www.autodesk.com/dwgtrueconvert

Don't know if it does conversions in batch mode though.

[Daviddwg]

DWG Converter - Acme CAD Converter is a dwg dxf dwf format conversion software for batch and vector files. It can conveniently convert DXF,DWF and DWG files into WMF BMP, GIF,JPEG,TIFF,PNG,TGA, DXF, DWG, SVG , PDF, HPGL, CGM, EPS etc., and also enable the conversion between DXF and DWG file versions (R2.5-R2008).Supports replace font file. Supports eTransmit command like AutoCAD,and batch recover drawing files.

Characteristics:
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Open various DXF / DWG versions ( R2.5-R2008) and DWF;
Identify literal fonts and entity color correctly;
Supports batched conversion of multiple files;
Select the printout of color or monochrome raster file; set background color freely;
Print out raster mask file; be used as image channel (used in Photoshop etc.);
Replace font files;
Set the size of raster file to be printed out freely;
Supports full-screen mode ( press F );
Supports printing;
Supports AutoCAD pen sets;
Can adjust page size with layout.
Convert to PDF;
Multi-files transmit;
Batch recover DWG / DXF files;
Can export Layer and Raster image in the dwg/dxf file to PDF file;
Can export OLE entity to PDF file;
Supports 3d object hidden line removal.
Can select a window area for exporting;
Export the arc/circle objects to true arc/circle objects of other vector file;
Supports true color;
Supports pen width and destination colors settings, and can export/import these settings;
Create PDF bookmark automatically with layout name and file name, and you can edit them;
SHX font, XRef and Image search path;
What you see is what you get ;
Command line parameters;
Free viewer of dwg/dxf/dwf files;
Register once and upgrade free permanently;
Supports Windows95/98/ME/NT/2000/XP/Vista，without AutoCAD;