remove orphan nodes

websocket-ui/ui.js

@@ -1,4 +1,4 @@
-var url = "ws://127.0.0.1:7666";
+var url = "ws://127.0.0.1:7665";
 
 var l = document.getElementById("log");
 var c = document.getElementById("main");
@@ -247,6 +247,7 @@ setInterval(function() {
     drawPeer(getPeer(h));
   }
 
+  var newPeers = {};
   for ( var ed in e ) {
     var edge = e[ed];
     draw.beginPath();
@@ -254,10 +255,15 @@ setInterval(function() {
     draw.lineWidth = edge[3];
     draw.moveTo(edge[0].x * c.width, edge[0].y * c.height);
     draw.lineTo(edge[1].x * c.width, edge[1].y * c.height);
+    newPeers[edge[0].name] = edge[0];
+    newPeers[edge[1].name] = edge[1];
     draw.stroke();  
-    
   }
 
+  peers = newPeers;
+  
+  
+  
   // draw nodes
   
   var n = nodes.length;