Currently Being ModeratedJun 20, 2013 12:53 PM (in response to ChrisOregon)
Open the Finder.
From the Finder menu bar click Go > Go to Folder
Type or copy paste the following:
Click Go. The AdobePDFViewer plugin would be in the Internet Plug-Ins folder.
Move it to the Trash if you find it.
Quit and relaunch Safari to test.