Prevent clipboard hijacking and the disabling of the right-click
1. In the address bar type about:config and hit [ENTER]
2. In the Search box on the resulting page type dom.event
3. Double-click the entries dom.event.clipboardevents.enabled and dom.event.contextmenu.enabled to set them to false
Your page then should look like this.
Now on any page you can copy the text you want without it being changed and can use the right-click context menu to view and save images.
Tips for Firefox users.
Prevent clipboard hijacking and the disabling of the right-click
1. In the address bar type about:config and hit [ENTER]
2. In the Search box on the resulting page type dom.event
3. Double-click the entries dom.event.clipboardevents.enabled and dom.event.contextmenu.enabled to set them to false
Your page then should look like this.

Now on any page you can copy the text you want without it being changed and can use the right-click context menu to view and save images.
#scitech