diff --git a/MonochromeLib.c b/MonochromeLib.c
index f6b9720..3e2219a 100755
--- a/MonochromeLib.c
+++ b/MonochromeLib.c
@@ -1284,3 +1284,15 @@ void ML_bmp_16_xor_cl(const unsigned short *bmp, int x, int y)
 }
 #endif
 
+#ifdef ML_BACKGROUND
+void ML_background(const unsigned char* back)
+{
+    int i;
+    char *vram = ML_vram_adress();
+    
+    for(i = 0; i < 1024; i++)
+    {
+        vram[i] = back[i];
+    }
+}
+#endif