rem: WidthOfScreen(DefaultScreenOfDisplay(dpy)), HeightOfScreen(DefaultScreenOfDisplay(dpy)));
add: WidthOfScreen(DefaultScreenOfDisplay(dpy))/2, HeightOfScreen(DefaultScreenOfDisplay(dpy))/2);
context: ShowTexturePanel(TexturePanel *panel){    Display *dpy = WMScreenDisplay(WMWidgetScreen(panel->win));    WMSetWindowUPosition(panel->win, 			 WidthOfScreen(DefaultScreenOfDisplay(dpy)),			 HeightOfScreen(DefaultScreenOfDisplay(dpy)));    WMMapWidget(panel->win);}