Here is a more detailed description of the Bootstrap Loader program, including some memory layout diagrams and some psuedocode for how it gets done. its called bootstrap2 its right on the news section. go now to: http://www.angelfire.com/wi/dh85/ --Jonathan Kaus IRC: Jedsmeny ICQ: 15873088 AIM: Jedsmeny email: kaus@cybrzn.com