Support Blue screen and i am desperate :(

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http://androidforums.com – I was only trying to install a new rom but with cwm i deleted everything by mistake, boot etc. After that, when i tried to open phone, it went into blue screen and i connected to pc but there were no files. SO i put amss.mbn boot.img EMMCBOOT.MBN recovery.img files to image file that i created but still cant open.And before deleting everything, i had a problem, in cwm it gave error "cant mount sd card". I tried to format sd card but it did not. SO, i cant use internal sd card but i found 8 gb sd card of my brothers, but i dont want to lose his files. SO what can i do now with (General)