Five years afterwards getting introduced to the Internet, Mozilla's accepted open-source Web browser Firefox has accomplished 1 billion downloads. But even admitting Firefox has added another digit to its tally, the open-source browser is still adverse a battle action against Microsoft's stalwart Internet Explorer. While tallying downloads is ability for Mozilla's Firefox, the question of market allotment still remains. The open-source product has been aggressive against Microsoft's Internet Explorer aback its birth and continues to play David to Internet Explorer's Goliath. According to market share numbers from Stat Counter, Mozilla is communicable up with Internet Explorer but still faces a continued alley before it surpasses Microsoft's browser. Stat Counter shows that from July 1, 2008, to Aug. 1, 2009, Internet Explorer remained on top of the Internet Browser market share abundance with 63.5 percent. Mozilla's Firefox is the closest to arduous Redmond's crown with 28.29 percent of the market. Rounding out the top 5 Web browsers are Opera at 2.93 percent, Safari at 2.75 percent and Chrome at 1.89 percent. The allure with Firefox's download amount was kicked into top accessory in June 2008, if Mozilla embarked on its Download Day business blitz. The ambition was to set a Guinness Apple Almanac for a lot of agenda downloads of a section of software in 24 hours. On Download Day, June 17, Firefox's plan was batty by server crashes acquired by the cutting amount of download requests. Mozilla was able to adjustment the problems and get its servers aback on track. And by June 26, Mozilla, through Spread Firefox.com, appear that its Internet Browser had been downloaded 20 million times. You can also have Internet Browser Support. Guinness on July 2 accepted that Mozilla had acquired the world record for better amount of software downloads in 24 hours, with the open-source Web Browser getting downloaded added than 8 million times on June 17.