diff -urN cui74/cui.c cui75/cui.c
--- cui74/cui.c	Mon Feb 10 01:00:00 2014
+++ cui75/cui.c	Sun Mar 23 22:00:00 2014
@@ -292,12 +292,12 @@
 {
 	int visi = cui_is_visible(obj) && cui_esc_cnt > 0;
 	int rsz = (obj->w != w || obj->h != h);
-	struct cui_rect rect;
-	cui_rect r = ▭
+	struct cui_rect r1, r2;
+	cui_rects rs, ri;
 
 	if(visi){
-		cui_clear(obj);
-		cui_rect_init(r, cui_gx(obj), cui_gy(obj), obj->w, obj->h);
+		if(obj->parent) cui_rect_init(&r1, cui_gx(obj), cui_gy(obj), obj->w, obj->h);
+		else cui_clear(obj);
 		obj->flags |= CUI_FLG_HIDE;
 	}
 	obj->x = x;
@@ -307,12 +307,19 @@
 	if(rsz) cui_handler_call(obj, CUI_EVT_RESIZE, TRUE);
 	if(visi){
 		obj->flags &= ~CUI_FLG_HIDE;
-		cui_clear(obj);
-		
-		cui_clip = r;
-		cui_draw(obj->parent);
-		cui_clip = NULL;
-		cui_draw(obj);
+		if(obj->parent){
+			cui_rect_init(&r2, cui_gx(obj), cui_gy(obj), obj->w, obj->h);
+			rs = cui_rect_or(&r1, &r2);
+			for(ri=rs; ri; ri=ri->next){
+				cui_clip = (cui_rect)ri;
+				cui_clear(obj->parent);
+				cui_draw(obj->parent);
+			}
+			cui_clip = NULL;
+			cui_rects_free(rs);
+		}else{
+			cui_draw(obj);
+		}
 	}
 	if(obj == cui_focus_get() && !cui_is_visible_rect(obj)) cui_focus_set(NULL);
 }