I've found it.there is another thread where is explanation accessing n900 through server SSH but,if there is not working MC and sudo root access,why some people has that written i dont anderstand.And in these all 300 pages is not explanation about server access to n900 or maybe i couldnt found it.it's to hard to read so many posts,easier is to navigate )) anyways,now i know how to do everything.

needed Mad Developer for n900
for pc needed winscp.

ryan.campini you could just wrote to me a link of that another thread where was an explanation about server accessing ,i was looking about 20 pages but after just google it to another thread"was faster",anyway,ur post was helpfull for me,thank you very much.

and u wrote me sounds like i dont have a root and to have a patience)))i know what is root, i just didnt know if there was a program for n900 in extra repositori wich is connecting to winscp.and some people have to read more some less to do same work))but to be a faster is better Cheers