diff --git a/Marlin/Configuration.h b/Marlin/Configuration.h
index 7cbb66cf7..cf38cea36 100644
--- a/Marlin/Configuration.h
+++ b/Marlin/Configuration.h
@@ -58,7 +58,6 @@
 //#define BED_USES_THERMISTOR
 //#define BED_USES_AD595
 
-#define HEATER_CHECK_INTERVAL 50 //ms
 #define BED_CHECK_INTERVAL 5000 //ms
 
 //// Experimental watchdog and minimal temp
@@ -243,10 +242,12 @@ const bool ENDSTOPS_INVERTING = true; // set to true to invert the logic of the
 // The watchdog waits for the watchperiod in milliseconds whenever an M104 or M109 increases the target temperature
 // this enables the watchdog interrupt.
 //#define USE_WATCHDOG
-// you cannot reboot on a mega2560 due to a bug in he bootloader. Hence, you have to reset manually, and this is done hereby:
+#ifdef USE_WATCHDOG
+  // you cannot reboot on a mega2560 due to a bug in he bootloader. Hence, you have to reset manually, and this is done hereby:
 //#define RESET_MANUAL
 //#define WATCHDOG_TIMEOUT 4  //seconds
 
+
 // extruder advance constant (s2/mm3)
 //
 // advance (steps) = STEPS_PER_CUBIC_MM_E * EXTUDER_ADVANCE_K * cubic mm per second ^ 2
diff --git a/Marlin/Marlin.h b/Marlin/Marlin.h
index 440a44a57..acfc3c2fa 100644
--- a/Marlin/Marlin.h
+++ b/Marlin/Marlin.h
@@ -100,7 +100,7 @@ void prepare_move();
 void kill();
 
 void enquecommand(const char *cmd); //put an ascii command at the end of the current buffer.
-
+void prepare_arc_move(char isclockwise);
 
 #ifndef CRITICAL_SECTION_START
   #define CRITICAL_SECTION_START  unsigned char _sreg = SREG; cli();
diff --git a/Marlin/Marlin.pde b/Marlin/Marlin.pde
index 3a6d4e672..128f6976f 100644
--- a/Marlin/Marlin.pde
+++ b/Marlin/Marlin.pde
@@ -37,6 +37,7 @@
 #include "temperature.h"
 #include "motion_control.h"
 #include "cardreader.h"
+#include "watchdog.h"
 
 
 #define VERSION_STRING  "1.0.0 Alpha 1"
@@ -193,6 +194,12 @@ extern "C"{
 }
 
 
+
+
+
+
+
+
 //adds an command to the main command buffer
 //thats really done in a non-safe way.
 //needs overworking someday
@@ -235,6 +242,7 @@ void setup()
   tp_init();    // Initialize temperature loop 
   plan_init();  // Initialize planner;
   st_init();    // Initialize stepper;
+  wd_init();
 }
 
 
@@ -659,7 +667,8 @@ inline void process_commands()
       break;
     case 105: // M105
       //SERIAL_ECHOLN(freeMemory());
-          
+       //test watchdog:
+       //delay(20000);
       #if (TEMP_0_PIN > -1) || defined (HEATER_USES_AD595)
         SERIAL_PROTOCOLPGM("ok T:");
         SERIAL_PROTOCOL( degHotend0()); 
diff --git a/Marlin/cardreader.h b/Marlin/cardreader.h
index b3f514f61..d75f93a52 100644
--- a/Marlin/cardreader.h
+++ b/Marlin/cardreader.h
@@ -33,6 +33,7 @@ public:
   inline bool eof() { return sdpos>=filesize ;};
   inline int16_t get() {  sdpos = file.curPosition();return (int16_t)file.read();};
   inline void setIndex(long index) {sdpos = index;file.seekSet(index);};
+  inline uint8_t percentDone(){if(!sdprinting) return 0; if(filesize) return sdpos*100/filesize; else return 0;};
 
 public:
   bool saving;
diff --git a/Marlin/ultralcd.h b/Marlin/ultralcd.h
index bc07c25a8..6bae43dcc 100644
--- a/Marlin/ultralcd.h
+++ b/Marlin/ultralcd.h
@@ -97,7 +97,7 @@
   #define BLOCK ;
 #endif 
   
-  
+void lcd_statuspgm(const char* message);
   
 #endif //ULTRALCD
-
+
diff --git a/Marlin/ultralcd.pde b/Marlin/ultralcd.pde
index d95167166..c4ea23488 100644
--- a/Marlin/ultralcd.pde
+++ b/Marlin/ultralcd.pde
@@ -374,6 +374,17 @@ void MainMenu::showStatus()
     lcd.print(fillto(LCD_WIDTH,messagetext));
     messagetext[0]='\0';
   }
+  
+  static uint8_t oldpercent=101;
+  uint8_t percent=card.percentDone();
+  if(oldpercent!=percent ||force_lcd_update)
+  {
+     lcd.setCursor(7,2);
+    lcd.print(itostr3((int)percent));
+    lcdprintPGM("%SD");
+    
+  }
+  
 #else //smaller LCDS----------------------------------
   static int olddegHotEnd0=-1;
   static int oldtargetHotEnd0=-1;
@@ -686,7 +697,7 @@ void MainMenu::showControl()
       if(force_lcd_update)
         {
           lcd.setCursor(0,line);lcdprintPGM(" Vxy-jerk: ");
-          lcd.setCursor(13,line);lcd.print(itostr3(max_xy_jerk/60));
+          lcd.setCursor(13,line);lcd.print(itostr3(max_xy_jerk));
         }
         
         if((activeline==line) )
@@ -696,11 +707,11 @@ void MainMenu::showControl()
             linechanging=!linechanging;
             if(linechanging)
             {
-               encoderpos=(int)max_xy_jerk/60;
+               encoderpos=(int)max_xy_jerk;
             }
             else
             {
-              max_xy_jerk= encoderpos*60;
+              max_xy_jerk= encoderpos;
               encoderpos=activeline*lcdslow;
                 
             }
@@ -866,7 +877,7 @@ void MainMenu::showControl()
           if(i==ItemC_vmaxy)lcdprintPGM("y:");
           if(i==ItemC_vmaxz)lcdprintPGM("z:");
           if(i==ItemC_vmaxe)lcdprintPGM("e:");
-          lcd.setCursor(13,line);lcd.print(itostr3(max_feedrate[i-ItemC_vmaxx]/60));
+          lcd.setCursor(13,line);lcd.print(itostr3(max_feedrate[i-ItemC_vmaxx]));
         }
         
         if((activeline==line) )
@@ -876,11 +887,11 @@ void MainMenu::showControl()
             linechanging=!linechanging;
             if(linechanging)
             {
-               encoderpos=(int)max_feedrate[i-ItemC_vmaxx]/60;
+               encoderpos=(int)max_feedrate[i-ItemC_vmaxx];
             }
             else
             {
-              max_feedrate[i-ItemC_vmaxx]= encoderpos*60;
+              max_feedrate[i-ItemC_vmaxx]= encoderpos;
               encoderpos=activeline*lcdslow;
                 
             }
@@ -901,7 +912,7 @@ void MainMenu::showControl()
       if(force_lcd_update)
         {
           lcd.setCursor(0,line);lcdprintPGM(" Vmin:");
-          lcd.setCursor(13,line);lcd.print(itostr3(minimumfeedrate/60));
+          lcd.setCursor(13,line);lcd.print(itostr3(minimumfeedrate));
         }
         
         if((activeline==line) )
@@ -911,11 +922,11 @@ void MainMenu::showControl()
             linechanging=!linechanging;
             if(linechanging)
             {
-               encoderpos=(int)(minimumfeedrate/60.);
+               encoderpos=(int)(minimumfeedrate);
             }
             else
             {
-              minimumfeedrate= encoderpos*60;
+              minimumfeedrate= encoderpos;
               encoderpos=activeline*lcdslow;
                 
             }
@@ -935,7 +946,7 @@ void MainMenu::showControl()
       if(force_lcd_update)
         {
           lcd.setCursor(0,line);lcdprintPGM(" VTrav min:");
-          lcd.setCursor(13,line);lcd.print(itostr3(mintravelfeedrate/60));
+          lcd.setCursor(13,line);lcd.print(itostr3(mintravelfeedrate));
         }
         
         if((activeline==line) )
@@ -945,11 +956,11 @@ void MainMenu::showControl()
             linechanging=!linechanging;
             if(linechanging)
             {
-               encoderpos=(int)mintravelfeedrate/60;
+               encoderpos=(int)mintravelfeedrate;
             }
             else
             {
-              mintravelfeedrate= encoderpos*60;
+              mintravelfeedrate= encoderpos;
               encoderpos=activeline*lcdslow;
                 
             }
diff --git a/Marlin/watchdog.pde b/Marlin/watchdog.pde
index be10f5876..7af540c79 100644
--- a/Marlin/watchdog.pde
+++ b/Marlin/watchdog.pde
@@ -42,10 +42,12 @@ ISR(WDT_vect)
  
     #ifdef RESET_MANUAL
       LCD_MESSAGEPGM("Please Reset!");
+      LCD_STATUS;
       SERIAL_ERROR_START;
       SERIAL_ERRORLNPGM("Something is wrong, please turn off the printer.");
     #else
       LCD_MESSAGEPGM("Timeout, resetting!");
+      LCD_STATUS;
     #endif 
     //disable watchdog, it will survife reboot.
     WDTCSR |= (1<<WDCE) | (1<<WDE);