How to disabled "Shrink to Fit" Print option in Internet Explorer

1. Open Registry (regedit.exe)

2. Go to the key:

HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\PageSetup

3. Right click the value of "Shrink To Fit"

4. Select Modify

5. Change the "yes" into a "no"

6. Click Ok

7. Close registry

8. Printing size will now be defaulted to 100%


source: http://social.msdn.microsoft.com/forums/en-US/iewebdevelopment/thread/8987303a-ab5b-4c77-96ab-4f46b2775bb8/