move Popup to the same design as Marker. Create the div in the constructor. Give popup an events object.

git-svn-id: http://svn.openlayers.org/trunk/openlayers@416 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Popup.js

@@ -12,6 +12,9 @@ OpenLayers.Popup.BORDER = "0px";
 
 OpenLayers.Popup.prototype = {
 
+    /** @type OpenLayers.Events*/
+    events: null,
+    
     /** @type String */
     id: "",
 
@@ -62,6 +65,11 @@ OpenLayers.Popup.prototype = {
         this.backgroundColor = OpenLayers.Popup.COLOR;
         this.opacity = OpenLayers.Popup.OPACITY;
         this.border = OpenLayers.Popup.BORDER;
+
+        this.div = OpenLayers.Util.createDiv(this.id + "_div", null, null, 
+                                             null, null, null, "hidden");
+
+        this.events = new OpenLayers.Events(this, this.div, null);
     },
 
     /** 
@@ -87,10 +95,6 @@ OpenLayers.Popup.prototype = {
             }
         }
         
-        if (this.div == null) {
-            this.div = OpenLayers.Util.createDiv(this.id + "_div", null, null, 
-                                                 null, null, null, "hidden");
-        }
         this.setSize();
         this.setBackgroundColor();
         this.setOpacity();