Firefox is really superb browser, great support of addons, themes for your taste, faster browsing, etc [Must read : Why Firefox is better that Internet explorer] Apart from that, firefox also have tweaking support for software hackers or tweakers using about:config .
Many times while switching in between tabs, we accidentally click the close button in tabs. So here is the trick to avoid these accidental clicks on cross close buttons.We can change or move the position of that cross close button in firefox or even we can remove it from tabs.
so follow these steps to hack your firefox.
Open new blank tab and type
about:config in address bar and press enter.
This will ask you about warranty volition, Ignore that and click “I will be careful, i promise !” and yes be careful while editing anything in this.
Now search for
browser.tabs.closeButtons in column “Preference name”.
Now set the value as per following table and needs.
To change the value just double click on the row.