after i install any version of firefox on my htc chacha (android 2.3),when i open firefox,in some versions of firefox i get this error: "the application firefox (process org.mozilla.firefox) has stopped unexpectedly.please try again." and when i try again i get the same error again and again in some other versions i get this error: " this device does not meet the minimum system requirements for firefox" btw i can not install any program from android market so i have to download files through my pc and install them on my phone