Modify interacting with axis example to use getAxes instead of concat

trick to avoid null axes and use axis.show guard


git-svn-id: https://flot.googlecode.com/svn/trunk@309 1e0a6537-2640-0410-bfb7-f154510ff394

examples/interacting-axes.html

@@ -72,7 +72,10 @@ $(function () {
         return { left: left, top: top, width: right - left, height: bottom - top };
     }
     
-    $.each(plot.getXAxes().concat(plot.getYAxes()), function (i, axis) {
+    $.each(plot.getAxes(), function (i, axis) {
+        if (!axis.show)
+            return;
+        
         var box = getBoundingBoxForAxis(plot, axis);
         
         $('<div class="axisTarget" style="position:absolute;left:' + box.left + 'px;top:' + box.top + 'px;width:' + box.width +  'px;height:' + box.height + 'px"></div>')