hi. can somebody please tell me how to display the "menu bar/tool bar" after i pressed shift+u. I hid it by accident and don't remember the right key for "hide/show menu bar". if it's something that can be done, please help.

It's the spacebar Next time, see Keys_Hungarian.pdf in the docs folder

thanks. I needed a fast solution and knew that people on the forum would be of some help to me : )

Remember to always look into the LFS help, online manual or docs before you ask here