diff --git a/SMILEBASIC/bg.d b/SMILEBASIC/bg.d
index ed102e1..0103540 100644
--- a/SMILEBASIC/bg.d
+++ b/SMILEBASIC/bg.d
@@ -29,6 +29,7 @@ class BG
     bool show;
     int chipWidth = 16;
     int chipHeight = 16;
+    int display;
     this(PetitComputer pc)
     {
         chip[] = BGChip(0);
@@ -40,7 +41,7 @@ class BG
         r = 0;
         show = true;
     }
-    void render(float disw, float dish)
+    void render(int display, float disw, float dish)
     {
         if (!show)
             return;
@@ -49,6 +50,7 @@ class BG
         dish /= 2;
         float z = offsetz;
         glColor3f(1.0, 1.0, 1.0);
+        petitcom.chRenderingDisplay(display, clipx, clipx, clipx2 - clipx + 1, clipy2 - clipy + 1);
         glMatrixMode(GL_MODELVIEW);
         glLoadIdentity();
 
@@ -118,6 +120,15 @@ class BG
     }
     void clip(int x, int y, int x2, int y2)
     {
+        import std.algorithm : swap;
+        if (x > x2)
+        {
+            swap(x, x2);
+        }
+        if (y > y2)
+        {
+            swap(y, y2);
+        }
         this.clipx = x;
         this.clipy = y;
         this.clipx2 = x2;
@@ -127,8 +138,8 @@ class BG
     {
         this.clipx = 0;
         this.clipy = 0;
-        this.clipx2 = 400;
-        this.clipy2 = 240;
+        this.clipx2 = petitcom.currentDisplay.rect[display].w - 1;
+        this.clipy2 = petitcom.currentDisplay.rect[display].h - 1;
     }
     void home(int x, int y)
     {
diff --git a/SMILEBASIC/petitcomputer.d b/SMILEBASIC/petitcomputer.d
index f24a8aa..3b2da23 100644
--- a/SMILEBASIC/petitcomputer.d
+++ b/SMILEBASIC/petitcomputer.d
@@ -415,6 +415,16 @@ class PetitComputer
             }
             displaynum = 0;
             console.changeDisplay(currentDisplay);
+            for(int i = 0; i < bgmax; i++)
+            {
+                this.bg[i].display = 0;
+                this.bg[i].clip;
+            }
+            for(int i = bgmax; i < this.bg.length; i++)
+            {
+                this.bg[i].display = 1;
+                this.bg[i].clip;
+            }
             for (int i = cast(int)currentDisplay.rect.length - 1; i >= 0; i--)
             {
                 display(i);
@@ -647,7 +657,7 @@ class PetitComputer
                         chRenderingDisplay(0);
                         for(int i = 0; i < bgmax; i++)
                         {
-                            bg[i].render(currentDisplay.rect[0].w, currentDisplay.rect[0].h);
+                            bg[i].render(0, currentDisplay.rect[0].w, currentDisplay.rect[0].h);
                         }
                     }
                     if(currentDisplay.rect.length > 1 && BGvisibles[1])
@@ -655,7 +665,7 @@ class PetitComputer
                         chRenderingDisplay(1);
                         for(int i = bgmax; i < bg.length; i++)
                         {
-                            bg[i].render(currentDisplay.rect[1].w, currentDisplay.rect[1].h);
+                            bg[i].render(1, currentDisplay.rect[1].w, currentDisplay.rect[1].h);
                         }
                     }
                     glMatrixMode(GL_MODELVIEW);