HI! Thanks to those who took the time and trouble to reply, I should add that I did try NVDA ON A 64 BYT MACHINE BELONGING TO A FRIEND AND IT WAS VERY VERY DIFFICULT TO UNDERSTAND, THERE WAS A ECHO WHICH DISTORTED THE VOICE TO THE POINT OF PULLING ONE'S HAIR OUT! THAT SAID, FOR A FREE PROGRAMME IT WAS A VAST IMPROVEMENT ON NOTHING AT ALL. WILL LOOK AT SATOGO AND TRY IT SOMEDAY,ONCE AGAIN, THANKS! ALISTAIR