+ int xs10 = xS(10), xs70 = xS(70), xs280 = xS(280), xs400 = xS(400);
+ int ys10 = yS(10), ys15 = yS(15), ys25 = yS(25);
+ int x = xs10, y = ys10;
+ int clrBtn_w = xS(50);
+ int x1 = xs400 - clrBtn_w - xs10; // (window_width - clrBtn_width - margin_rx)