I have not put the ibook to sleep since it woke up earlier. However i am still experiencing problems. the desktop is blue i cant see any of my icons or anything nor can I post a picture on my desktop i checked the file and they are good but they wont show in the desktop or the apple supplied designs wont work either. has anyone else experienced this? i dont know what to do and i dont want to put it to sleep until im sure it will wake up when i want it to