diff --git a/source/update_state.js b/source/update_state.js
@@ -1,8 +1,17 @@
+function scarebadguys(){
+  //bad guys run away
+}
+function youlose(){
+  alert("you lose");
+}
+function youwin(){
+  alert("YOU WIN YAY");
+}
 function eatfood(x,y){
   game[y][x] = 9;
   food_left-=1;
   if(food_left == 0){
-    alert("YOU WIN YAY");
+    youwin();
   }
 }
 
@@ -15,9 +24,9 @@ function step(guy){
   guy.dist = 0;
   switch(guy.dir){
     case dir.N:guy.y-=1;break;
-    case dir.E:guy.x+=1;break;
+    case dir.E:guy.x = (guy.x + 1) % 21;break;
     case dir.S:guy.y+=1;break;
-    case dir.W:guy.x-=1;break;
+    case dir.W:guy.x = ((guy.x - 1) === -1)? 20 : (guy.x - 1) ;break;
   }
 
   if(game[guy.y][guy.x] === 7 ){
@@ -27,35 +36,223 @@ function step(guy){
     eatsuperfood(guy.x,guy.y);
   }
   if(guy.wantchange){
-
+    //alert("test");
+    switch(guy.des_dir){
+      case dir.N:
+        if(game[guy.y-1][guy.x]==7 || game[guy.y-1][guy.x]==8 || game[guy.y-1][guy.x]==9 ){
+          guy.dir = dir.N;
+          guy.wantchange = false;
+        }
+      break;
+    case dir.E:
+      if(game[guy.y][guy.x+1]==7 || game[guy.y][guy.x+1]==8 || game[guy.y][guy.x+1]==9){
+        guy.dir = dir.E;
+        guy.wantchange = false;
+      }
+      break;
+    case dir.S:
+      if(game[guy.y+1][guy.x]==7 || game[guy.y+1][guy.x]==8 || game[guy.y+1][guy.x]==9){
+        guy.dir = dir.S;
+        guy.wantchange = false;
+      }
+      break;
+    case dir.W:
+      if(game[guy.y][guy.x-1]==7 || game[guy.y][guy.x-1]==8 || game[guy.y][guy.x-1]==9){
+        guy.dir = dir.W;
+        guy.wantchange = false;
+      }
+      break;
+  }
 
   }
   switch(guy.dir){
    case dir.N:
       if(game[guy.y-1][guy.x]==6 || game[guy.y-1][guy.x]==10){
-
+        guy.canmove = 0;
+      }
+   ;break;
+   case dir.E:
+      if(game[guy.y][guy.x+1]==6 || game[guy.y][guy.x+1]==10){
+        guy.canmove = 0;
+      }
+   ;break;
+   case dir.S:
+      if(game[guy.y+1][guy.x]==6 || game[guy.y+1][guy.x]==10){
+        guy.canmove = 0;
+      }
+   ;break;
+   case dir.W:
+      if(game[guy.y][guy.x-1]==6 || game[guy.y][guy.x-1]==10){
+        guy.canmove = 0;
       }
    ;break;
-   case dir.E:guy.x+=1;break;
-   case dir.S:guy.y+=1;break;
-   case dir.W:guy.x-=1;break;
   }
 }
  function step_bdguy(guy){
+  var next_step = [];
+  guy.dist = 0;
+  if(guy.x == fatman.x && guy.y == fatman.y){
+    youlose();//losssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssss
+  }
   switch(guy.dir){
     case dir.N:guy.y-=1;break;
-    case dir.E:guy.x+=1;break;
+    case dir.E:guy.x = (guy.x + 1) % 21;break;
     case dir.S:guy.y+=1;break;
-    case dir.W:guy.x-=1;break;
+    case dir.W:guy.x = (guy.x - 1) % 21;break;
+  }
+  if(guy.x == fatman.x && guy.y == fatman.y){
+    youlose();//losssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssss
+  }
+  switch(guy.dir){
+   case dir.N:
+      if(game[guy.y-1][guy.x]==7 || game[guy.y-1][guy.x]==8 || game[guy.y-1][guy.x]==9){
+        next_step.push(dir.N);
+      }
+      if(game[guy.y][guy.x+1]==7 || game[guy.y][guy.x+1]==8 || game[guy.y][guy.x+1]==9){
+        next_step.push(dir.E);
+      }
+      if(game[guy.y][guy.x-1]==7 || game[guy.y][guy.x-1]==8 || game[guy.y][guy.x-1]==9){
+        next_step.push(dir.W);
+      }
+   ;break;
+   case dir.E:
+      if(game[guy.y][guy.x+1]==7 || game[guy.y][guy.x+1]==8 || game[guy.y][guy.x+1]==9){
+        next_step.push(dir.E);
+      }
+      if(game[guy.y+1][guy.x]==7 || game[guy.y+1][guy.x]==8 || game[guy.y+1][guy.x]==9){
+        next_step.push(dir.S);
+      }
+      if(game[guy.y-1][guy.x]==7 || game[guy.y-1][guy.x]==8 || game[guy.y-1][guy.x]==9){
+        next_step.push(dir.N);
+      }
+   ;break;
+   case dir.S:
+      if(game[guy.y][guy.x+1]==7 || game[guy.y][guy.x+1]==8 || game[guy.y][guy.x+1]==9){
+        next_step.push(dir.E);
+      }
+      if(game[guy.y+1][guy.x]==7 || game[guy.y+1][guy.x]==8 || game[guy.y+1][guy.x]==9){
+        next_step.push(dir.S);
+      }
+      if(game[guy.y][guy.x-1]==7 || game[guy.y][guy.x-1]==8 || game[guy.y][guy.x-1]==9){
+        next_step.push(dir.W);
+      }
+   ;break;
+   case dir.W:
+      if(game[guy.y+1][guy.x]==7 || game[guy.y+1][guy.x]==8 || game[guy.y+1][guy.x]==9){
+        next_step.push(dir.S);
+      }
+      if(game[guy.y][guy.x-1]==7 || game[guy.y][guy.x-1]==8 || game[guy.y][guy.x-1]==9){
+        next_step.push(dir.W);
+      }
+      if(game[guy.y-1][guy.x]==7 || game[guy.y-1][guy.x]==8 || game[guy.y-1][guy.x]==9){
+        next_step.push(dir.N);
+      }
+   ;break;
+  }
+  if(next_step.length){
+    guy.dir = next_step[Math.floor(Math.random()*next_step.length)];
+  }
+  else{
+    guy.dir=(((guy.dir-1)+2)%4)+1;
   }
-
  }
 function update_state(){
+
+  time+=1;
+  var guy = fatman;
   if(fatman.canmove){
+    if(fatman.dist === 0){
+      guy = fatman;
+      switch(guy.dir){
+        case dir.N:
+        if(game[guy.y-1][guy.x]==6 || game[guy.y-1][guy.x]==10){
+          guy.canmove = 0;
+          }
+        ; break;
+      case dir.E:
+      if(game[guy.y][guy.x+1]==6 || game[guy.y][guy.x+1]==10){
+        guy.canmove = 0;
+      }
+   ;break;
+   case dir.S:
+      if(game[guy.y+1][guy.x]==6 || game[guy.y+1][guy.x]==10){
+        guy.canmove = 0;
+      }
+   ;break;
+   case dir.W:
+      if(game[guy.y][guy.x-1]==6 || game[guy.y][guy.x-1]==10){
+        guy.canmove = 0;
+      }
+   ;break;
+    }}
+    if(fatman.canmove){
+    if(fatman.des_dir === (((fatman.dir-1)+2)%4)+1){
+      //if(fatman.dist > 0){
+        fatman.dir = fatman.des_dir;
+        fatman.dist = -fatman.dist;
+      //}
+      switch(guy.dir){
+        case dir.N:
+        if(game[guy.y-1][guy.x]==6 || game[guy.y-1][guy.x]==10){
+          guy.canmove = 0;
+          }
+        ; break;
+      case dir.E:
+      if(game[guy.y][guy.x+1]==6 || game[guy.y][guy.x+1]==10){
+        guy.canmove = 0;
+      }
+   ;break;
+   case dir.S:
+      if(game[guy.y+1][guy.x]==6 || game[guy.y+1][guy.x]==10){
+        guy.canmove = 0;
+      }
+   ;break;
+   case dir.W:
+      if(game[guy.y][guy.x-1]==6 || game[guy.y][guy.x-1]==10){
+        guy.canmove = 0;
+      }
+   ;break;
+    }
+    }
+
     fatman.dist+=fatman.speed;
     if(fatman.dist >= UNIT){
       step(fatman);
+    }}
+  }
+  else{
+    if(fatman.wantchange){
+
+      //alert("test");
+      fatman.dir = fatman.des_dir;
+      fatman.canmove = true;
+      fatman.wantchange = false;
+      guy = fatman;
+      guy.canmove = 1;
+      switch(guy.dir){
+        case dir.N:
+        if(game[guy.y-1][guy.x]==6 || game[guy.y-1][guy.x]==10){
+          guy.canmove = 0;
+          }
+        ; break;
+      case dir.E:
+      if(game[guy.y][guy.x+1]==6 || game[guy.y][guy.x+1]==10){
+        guy.canmove = 0;
+      }
+   ;break;
+   case dir.S:
+      if(game[guy.y+1][guy.x]==6 || game[guy.y+1][guy.x]==10){
+        guy.canmove = 0;
+      }
+   ;break;
+   case dir.W:
+      if(game[guy.y][guy.x-1]==6 || game[guy.y][guy.x-1]==10){
+        guy.canmove = 0;
+      }
+   ;break;
+  }
     }
+
   }
   if(badguy1.canmove){
     badguy1.dist+=badguy1.speed;
@@ -64,19 +261,35 @@ function update_state(){
     }
   }
   if(badguy2.canmove){
+    if(time/UNIT === 10){
+      badguy2.dist = 0;
+      badguy2.x = 10;
+      badguy2.y = 10;
+
+    }
     badguy2.dist+=badguy2.speed;
     if(badguy2.dist >= UNIT){
       step_bdguy(badguy2);
     }
   }
   if(badguy3.canmove){
     badguy3.dist+=badguy3.speed;
+    if(time/UNIT === 20){
+      badguy3.dist = 0;
+      badguy3.x = 10;
+      badguy3.y = 10;
+    }
     if(badguy3.dist >= UNIT){
       step_bdguy(badguy3);
     }
   }
   if(badguy4.canmove){
     badguy4.dist+=badguy4.speed;
+    if(time/UNIT === 30){
+      badguy4.dist = 0;
+      badguy4.x = 10;
+      badguy4.y = 10;
+    }
     if(badguy4.dist >= UNIT){
       step_bdguy(badguy4);
     }

diff --git a/source/utility.js b/source/utility.js
@@ -19,7 +19,8 @@ function get_draw_y(guy){
   }
 }
 function new_game(){ 
-  food_left = 197;
+  food_left = 198;
+  time = 0;
   badguy1 = {
     dir : dir.W,
     state : badguystate.alive,
@@ -30,37 +31,37 @@ function new_game(){
     canmove : true,
   };
   badguy2 = {
-    dir : dir.S,
+    dir : dir.E,
     state : badguystate.alive,
     x : 9,
     y : 12,
     speed : 2,
     dist : 0,
-    canmove : false,
+    canmove : true,
   };
   badguy3 = {
-    dir : dir.S,
+    dir : dir.E,
     state : badguystate.alive,
     x : 10,
     y : 12,
     speed : 2,
     dist : 0,
-    canmove : false,
+    canmove : true,
   };
   badguy4 = {
-    dir : dir.S,
+    dir : dir.W,
     state : badguystate.alive,
     x : 11,
     y : 12,
     speed : 2,
     dist : 0,
-    canmove : false,
+    canmove : true,
   };
   fatman = {
     dir : dir.W,
     x : 10,
     y : 19,
-    speed : 2,
+    speed : 5,
     dist : 0,
     canmove : true,
     wantchange : false,