Firefox, second most widely used browser by Mozilla. Market share for Firefox is consistently growing  but Google Chrome is giving a tight competition to Firefox and IE that slow downs the growth of Firefox. Mozilla Firefox successfully released its Firefox 5 within 3 months of its previous version Firefox 4. Firefox follows rapid release schedule like Google chrome which released its 12th version recently. Firefox claims... 

After Firefox 4,Chrome 10,Internet explorer 9,these new versions trying to replace their older version as well as rivals market share by massive promotional activities. Microsoft and Google took this as a serious activity to deliver their new browser to the internet users. Firefox 4 already overtakes IE9. Both browsers crossing 50 milion downloads and still this count increasing. Browser’s War to gain the market...