always delete everything and rebuild everything on redraw(). Just simpler this way

git-svn-id: http://svn.openlayers.org/trunk/openlayers@81 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Control/LayerSwitcher.js

@@ -45,11 +45,13 @@ OpenLayers.Control.LayerSwitcher.prototype =
     * @type DOMElement
     */  
     redraw: function() {
-        var pixel = new OpenLayers.Pixel(this.map.div.clientWidth - 200, 4);
+
+        //clear out previous incarnation of LayerSwitcher tabs
         this.div.innerHTML = "";
+    
+        var pixel = new OpenLayers.Pixel(this.map.div.clientWidth - 200, 4);
         for(i=0; i < this.map.layers.length; i++) {
-            var div = $('LayerControl_layer' + i);
-            if (!div) {
+        
             div = OpenLayers.Util.createDiv("LayerControl_layer" + i,
                                             pixel,
                                             new OpenLayers.Size(200, 20));
@@ -76,7 +78,7 @@ OpenLayers.Control.LayerSwitcher.prototype =
             div.ondblclick = this.doubleClick.bindAsEventListener(div);
             div.onmousedown = this.singleClick.bindAsEventListener(div);
             this.div.appendChild(div);
-            }
+
             pixel = pixel.add(0, 35);
         }
         return this.div;