lomen liu

hi:
I already develop a software for 9210, would you please tell me how can i publish as trial version, so user can download from internet and use then decide to buy it. how can i ask the user to input the register number and unlock this time-limited software ?
thank you very much.
lomen

OK.
I have implemented a email system, I would like to do when I send a mail and also can attend the picture.
where can from the picture? this picture can download from internet , or capture by camera.
So I need manage the picture and display the name in the screen.
Or I just want to check how many picture in my phone memory.
OK. thank you.waiting for your apply.

I download some picture in my phone , how can I manage picture files?
I use the RMS database to collect the picture and sort it.
But I also want to create a file manager to do it more like in PC. how can I to do it?
Can you give me some tips?
thanks

I got it.
thank you very much.

Dear sir:
Would you please provide some info about wireless streaming media , I would like to know it. How can I develop my OEM( extend MIDP API) for this area?
Thank you

I already developed client/server http connect.
I would like to know how develop FTP connect by j2me .
Thank you very much.