diff --git a/examples/navtoolbar-alwaysZoom.html b/examples/navtoolbar-alwaysZoom.html
new file mode 100644
index 0000000000..ec9309c1a9
--- /dev/null
+++ b/examples/navtoolbar-alwaysZoom.html
@@ -0,0 +1,78 @@
+<html xmlns="http://www.w3.org/1999/xhtml">
+	<head>
+		<title>A navToolbar with an alwaysZoom ZoomBox</title>
+		<link rel="stylesheet" href="../theme/default/style.css" type="text/css" />
+	    <link rel="stylesheet" href="style.css" type="text/css" />
+		<!-- Override the position of the toolbar to make it fit in a small map -->
+		<style type='text/css'>     
+			.olControlNavToolbar div { 
+			  top: 150px;
+			}
+    	</style>  
+		<script src="../lib/OpenLayers.js"></script>
+		<script type="text/javascript">
+			function init() {
+						
+				//Creation of a custom panel with a ZoomBox control with the alwaysZoom option sets to true				
+				OpenLayers.Control.CustomNavToolbar = OpenLayers.Class(OpenLayers.Control.Panel, {
+	
+				    /**
+				     * Constructor: OpenLayers.Control.NavToolbar 
+				     * Add our two mousedefaults controls.
+				     *
+				     * Parameters:
+				     * options - {Object} An optional object whose properties will be used
+				     *     to extend the control.
+				     */
+					
+					
+				    initialize: function(options) {
+				        OpenLayers.Control.Panel.prototype.initialize.apply(this, [options]);
+				        this.addControls([
+				          new OpenLayers.Control.Navigation(),
+						  //Here it come
+				          new OpenLayers.Control.ZoomBox({alwaysZoom:true})
+				        ]);
+						// To make the custom navtoolbar use the regular navtoolbar style
+						this.displayClass = 'olControlNavToolbar'
+				    },
+					
+					
+				
+				    /**
+				     * Method: draw 
+				     * calls the default draw, and then activates mouse defaults.
+				     */
+				    draw: function() {
+				        var div = OpenLayers.Control.Panel.prototype.draw.apply(this, arguments);
+				        this.activateControl(this.controls[0]);
+				        return div;
+				    },
+				});
+				
+				var map;
+				
+				map = new OpenLayers.Map('map');
+
+	            var wms = new OpenLayers.Layer.WMS(
+	                "OpenLayers WMS",
+	                "http://labs.metacarta.com/wms/vmap0",
+	                {layers: 'basic'}
+	            );					  
+								
+				map.addLayers([wms]);
+				map.zoomToMaxExtent();
+				
+				var panel = new OpenLayers.Control.CustomNavToolbar();
+	            map.addControl(panel);	
+				}	
+		</script>
+	</head>
+	<body onload="init()">
+		<h1 id="title">A navToolbar with an alwaysZoom ZoomBox</h1>
+		<p id="shortdesc">
+       		Demo of a custom NavToolbar which uses a zoomBox tool that always zoom in even when the zoom box is too big.
+    	</p> 
+		<div id="map" class="smallmap">  </div>
+	</body>
+</html>
diff --git a/lib/OpenLayers/Control/ZoomBox.js b/lib/OpenLayers/Control/ZoomBox.js
index 7a45ff6980..461ece4086 100644
--- a/lib/OpenLayers/Control/ZoomBox.js
+++ b/lib/OpenLayers/Control/ZoomBox.js
@@ -29,6 +29,12 @@ OpenLayers.Control.ZoomBox = OpenLayers.Class(OpenLayers.Control, {
      */
     out: false,
 
+    /**
+     * Property: alwaysZoom
+     * {Boolean} Always zoom in/out, when box drawed 
+     */
+    alwaysZoom: false,
+
     /**
      * Method: draw
      */    
@@ -66,7 +72,12 @@ OpenLayers.Control.ZoomBox = OpenLayers.Class(OpenLayers.Control, {
                 var ymax = center.lat + (extent.getHeight()/2)*zoomFactor;
                 var bounds = new OpenLayers.Bounds(xmin, ymin, xmax, ymax);
             }
+            // always zoom in/out 
+            var lastZoom = this.map.getZoom(); 
             this.map.zoomToExtent(bounds);
+            if (lastZoom == this.map.getZoom() && this.alwaysZoom == true){ 
+                this.map.zoomTo(lastZoom + (this.out ? -1 : 1)); 
+            }
         } else { // it's a pixel
             if (!this.out) {
                 this.map.setCenter(this.map.getLonLatFromPixel(position),
