On most web pages, I can highlight some text and either hit Ctrl-C
or right-click and choose "Copy" to copy the highlighted text to the
But on a few web sites, I can still highlight the text, but Ctrl-C
does not change the clipboard, and "Copy" is grayed out on the
I can copy the text by invoking View / Page Source and highlighting
and copying it from there.
Can anyone explain what's going on -- what special codes might be
in the web page to disable Copy the usual way? Is it a CSS thing?
It's kind of hard to distinguish if a problem is Copy (Ctrl+C) or
Paste (Ctrl+V). So here are some things that can cause problems
and not necessarily just Firefox.
1) A Start Search window is open in Windows (I used to have Windows 2000)
2) A Search window is open in Outlook Express
Sometimes you can use the menus of an application to do such things
but you've already said those are grayed out and so that probably
indicates that the site did it on purpose with CSS like you asked.
The fact that you can view the source is was important to note.
You can toggle style on or off with View, Style, No Style and there is
a nice extension "Read Easily" that toggles from a button for you.
also can use Web Developer (Ctrl+Shift+S)
Enable Context Menu (very short, see next two bookmarklets)
Restore Context Menu, Restore Selecting
I have noticed recently in Firefox, with machine under heavy use
by antivirus program (AVG) that I get better results by using
Ctrl+C three times of same selection instead of just once
AllowClipboard Helper :: Firefox Add-ons
"Manages security policies in user.js file with a convenient user interface.
and in http://help.websanity.com/troubleshooting/cutcopypasteinfirefox.htm
These may be of interest, for some users
Enable Firefox paste functionality
that permission in a domain basis."
Enabling Copy-Paste for Google Office in Firefox
Unlikely to make a difference, but at some point if none of the above
work you might try Safe Mode to make sure that an extension or theme was
Please try the above things, see if you can find your solution
and tell us the problem url and what worked. or if nothing worked at
least tell us the problem url.
Firefox Custom: http://www.mvps.org/dmcritchie/firefox/firefox.htm
Solutions for issues with Firefox: