#pragma once



#define AK_SAFE_DELETE(p)  { if(p) { delete (p);     (p)=NULL; } }
#define AK_SAFE_DELETE_ARRAY(p)  { if(p) { delete [] (p);     (p)=NULL; } }

#define AK_SAVE_DELETE_DIALOG(Dlg) { if(p) { delete (p);     (p)=NULL; } }

#define AK_SWAP_DOUBLE(a,b) { double t=a; a=b; b=t; }