Firefox's 'retreat' ensures Microsoft excels Open source web browser Firefox has lost the momentum it has steadily gained since it was unleashed last year, according to Web analysts at Net Applications. The online portal’s unique Hit List service reveals a slump in the Mozilla browser’s market share, falling from 8.7% to 8.1 % in July. Coinciding with its demise, was the advance of Microsoft's IE that has gained some of the ground surrendered in June, climbing back from 86.6 % to 87.2% last month. The revival for the dominant browser comes on the back of average monthly losses of between...