Sorry for sucha basic question but can anyone explane me how to open a simple .txt document thru a MDI project and how can I write into a MDI Child window and save what i've wrote..... unfortunetly i've spend more then one hour looking for tutorial for this issue and although I found out a bunch of other stuff I didn't needed (like changing the background color of the Child window), I can't still figure out how to write into one...... if someone could point me to some basic tutorial in the net, i would be very aprechiatted..... thanks......