> "PAC"</A> that is not in the patchmap, use the <B>PAC</B> button and enter it  at the prompt (don't forget it's a phrase: '' are required).<BR><BR>
Below, the NoChanges button is another menu giving access to the <A HREF="GMadvanced.html">registered </A>distortion functions, which are the fonctions used to change the nodurs depending of distance, etc... during the projection. The Vol button is again a menu button: you can toggle between Vol, Pit, Dur and Pan. The middle arrow button performs the associati