My memory stick has stopped working. how can i fix it?

my attache 4G memory stick has stopped working. it was working one day and the next day its says windows does not recognise the device. i need it as i have important work on it. could you please help me to fix it, maybe some drivers or something?
emilyyyyyy:D, August 2010


done
bagaimana cara memperbaiki memory stick yg mati total???,,,

yusuf, September 2010