XChangeProperty(display, root, monitors_atom, XA_STRING, 8, PropModeReplace, (unsigned char *)names, total_len+ncorrections-1);
XChangeProperty(display, root, correction_atom, XA_INTEGER, 16, PropModeReplace, (unsigned char *)values, ncorrections*4);
XChangeProperty(display, root, monitors_atom, XA_STRING, 8, PropModeReplace, (unsigned char *)names, total_len+ncorrections-1);
XChangeProperty(display, root, correction_atom, XA_INTEGER, 16, PropModeReplace, (unsigned char *)values, ncorrections*4);