fix up Graticule test in IE, missing var keyword

git-svn-id: http://svn.openlayers.org/trunk/openlayers@9796 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

tests/Control/Graticule.html

@@ -3,18 +3,18 @@
     <script src="../../lib/OpenLayers.js"></script>
     <script src="http://proj4js.org/lib/proj4js-compressed.js"></script>
     <script type="text/javascript">
-    
+
     function test_initialize(t) {
         t.plan(2);
         var options = {};
-        map = new OpenLayers.Map("map",{projection:"EPSG:4326"});
+        var map = new OpenLayers.Map("map",{projection:"EPSG:4326"});
         var layer = new OpenLayers.Layer.WMS();
         map.addLayers([layer]);
-        
+
         var control = new OpenLayers.Control.Graticule(options);
         map.addControl(control);
         map.zoomToMaxExtent();
-        
+
         t.ok(control.gratLayer instanceof OpenLayers.Layer.Vector,
              "constructor sets layer correctly");
         t.ok(control.gratLayer.features.length > 0,