diff --git a/animations/programm.c b/animations/programm.c
index f4a824a..877e54d 100644
--- a/animations/programm.c
+++ b/animations/programm.c
@@ -87,6 +87,15 @@ void off()
 #endif
 
 #ifdef ANIMATION_SPIRALE
+
+void walk(cursor* cur, unsigned char steps, unsigned int delay){
+	unsigned char x;
+	for(x=0;x<steps;x++){
+		set_cursor(cur, next_pixel(cur->pos, cur->dir));
+		wait(delay);
+	}
+}
+
 void spirale(unsigned int delay){
 	clear_screen(0);
 
diff --git a/display_loop.c b/display_loop.c
index 421b4d5..b6b0596 100644
--- a/display_loop.c
+++ b/display_loop.c
@@ -1,5 +1,6 @@
 
 #include <setjmp.h>
+#include <stdio.h>
 
 #include "config.h"
 #include "scrolltext/scrolltext.h"
@@ -33,10 +34,6 @@ void display_loop(){
 #ifdef ANIMATION_SCROLLTEXT
 		case 1:
 			scrolltext(scrolltext_text);
-			{ char a[14];
-				sprintf(a,"</# counter == %lu  ", percnt_get());
-				scrolltext(a);
-			}
 			break;
 #endif
 
diff --git a/pgmspace.h b/pgmspace.h
new file mode 100644
index 0000000..bf1669b
--- /dev/null
+++ b/pgmspace.h
@@ -0,0 +1,11 @@
+//pc compatibility of AVR-pgmspace stuff for compiling simulator
+
+#ifdef AVR
+	#include <avr/pgmspace.h>
+#else
+	#define PROGMEM
+	#define strcpy_P strcpy
+	#define memcpy_P memcpy
+	#define pgm_read_byte(a) ((*(uint8_t*)(a)))
+	#define pgm_read_word(a) ((*(uint16_t*)(a)))
+#endif
diff --git a/scrolltext/font.h b/scrolltext/font.h
index 904e134..580a616 100644
--- a/scrolltext/font.h
+++ b/scrolltext/font.h
@@ -1,12 +1,7 @@
 #ifndef FONT_H
 #define FONT_H
-#ifdef AVR
-#   include <avr/pgmspace.h>
-#else 
-#   define PROGMEM
-#   define pgm_read_byte(B) *(B)      
-#   define pgm_read_word(B) *(B)  
-#endif
+
+#include "../pgmspace.h"
 
 typedef struct{
 	unsigned char fontHeight;
diff --git a/scrolltext/scrolltext3.c b/scrolltext/scrolltext3.c
index e071b30..a8d3e7d 100644
--- a/scrolltext/scrolltext3.c
+++ b/scrolltext/scrolltext3.c
@@ -6,12 +6,10 @@
 
 #include "../config.h"
 #include "scrolltext.h"
-#ifdef AVR
-#   include "../borg_hw/borg_hw.h"
-#endif
 
 #include "../pixel.h"
 #include "../util.h"
+#include "../pgmspace.h"
 #include "font_arial8.h"
 #include "font_small6.h"
 #include "font_uni53.h"
diff --git a/simulator/main.c b/simulator/main.c
index 30bf3ff..1da7b0a 100644
--- a/simulator/main.c
+++ b/simulator/main.c
@@ -197,6 +197,7 @@ void timf(int value) {
 
 void *display_loop_run(void * unused) {
 	display_loop();
+	return 0;
 }
 
 int main(int argc, char **argv){