How to set homepage for new tabs in Mozilla

To permanently set new tabs to open on your homepage (or any web page you like),

• type "about:config" in the navigation pane
• This will show the following screen...
  
  
  
• Click On I'll be careful. I promise
  
  
• - search for "browser.newtab.url"
  
  
  
  
  
• -double click on it, and change the value to whatever web page you want new tabs to default to (i.e. http://modernhackerss.blogspot.in)
• -click OK and you're done!