If you find that nothing happens when you right-clickhold down the Ctrl key while you click on a webpage, it is a known issue caused by the Yahoo! Toolbar for Firefox.

Yahoo!® has been contacted about this issue.

For now, disabling the Yahoo Toolbar add-on will prevent this issue.

1. At the top of the Firefox windowOn the menu bar, click on the Tools menu then select Add-ons, to open the Add-ons window.
2. Select the Extensions panel.
3. In the list of extensions, select the Yahoo! Toolbar, and click Disable.
4. Click on Restart Firefox.