ok I have a cannon powershot A85 and i took the memory card out just for no reason and when i put it back it keeps saying memory card error it won't allow me to take pictures or do anything it just keeps saying memory card error I tried just blowing in it but says same thing is there anyway i could like reset the camera because the pictures i have on it i dont need i just want it fixed before i go back to school monday it will be my last 5 days of high school i am about to graduate can someone please please please help me !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!