If when trying to print in PDF format you only get a blank page, the issue is most probably related to a firewall or security software running on your computer. Check its settings and try to print again.
Another situation which produce apparently a blank page is when the Adobe Acrobat Reader license or an update dialog box is displayed below the page. In this case, minimize the page to see the dialog box and respond to the prompt.
If all fails try to re-install the full version of the acrobat reader:
[Click here] to download the reader from the Adobe.com website.
Get Pregnant Faster
Start Charting Now