diff --git a/code/index.html b/code/index.html
index 3984d3d..c894b1c 100644
--- a/code/index.html
+++ b/code/index.html
@@ -14,7 +14,7 @@
 
 <script>
     var canvas1 = document.getElementById('canvas1');
-    var ctx = canvas1.getContext('2d');
+    var ctx1 = canvas1.getContext('2d');
     
     var canvas2 = document.getElementById('canvas2');
     var ctx2 = canvas2.getContext('2d');
@@ -299,7 +299,15 @@
     function changeOrder(from, to)
     {
         oldTab=eval("tab"+from);
+        newTab=eval("tab"+to);
+        tmpTab=Array.from(newTab);
         console.log(from+" va en "+to);
+        newTab=oldTab;
+        oldTab=tmpTab;
+        toutDessiner(oldTab,eval("canvas"+from),eval("ctx"+from));
+        toutDessiner(newTab,eval("canvas"+to),eval("ctx"+to));
+
+
     }
     
     
@@ -348,7 +356,7 @@
     tab4.push([-1,-1,"green"],[-2,-2,"red"]);
 
     
-    toutDessiner(tab1,canvas1,ctx);
+    toutDessiner(tab1,canvas1,ctx1);
     toutDessiner(tab2,canvas2,ctx2);
     toutDessiner(tab3,canvas3,ctx3);
     toutDessiner(tab4,canvas4,ctx4);