st->frame = XCreatePixmap(st->dpy,st->window, st->xgwa.width+st->overlap, st->xgwa.height+st->overlap, st->xgwa.depth);
+ XFillRectangle(st->dpy, st->frame, st->bgc, 0, 0,
+ st->xgwa.width + st->overlap,
+ st->xgwa.height + st->overlap);
return st;
}