fix for #549 - clearing out of map div on map.destroy(). this fixes many opera tests

git-svn-id: http://svn.openlayers.org/trunk/openlayers@2836 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

tests/test_Marker.html

@@ -42,7 +42,7 @@
         mlayer.addMarker(marker2);
 
         t.ok( !marker2.onScreen(), "marker knows it's offscreen" );
-        
+        map.destroy();
     }
 
     function test_03_Marker_setOpacity(t) {
@@ -70,6 +70,7 @@
         marker.setOpacity(0.5);
 
         t.eq(parseFloat(marker.icon.imageDiv.style.opacity), 0.5, "marker.setOpacity() works");
+        map.destroy();
     }
     function test_04_Marker_moveTo(t) {
         t.plan( 6 );
@@ -101,6 +102,7 @@
         marker.moveTo(new OpenLayers.Pixel(0,0));
         t.eq(marker.lonlat.lon, map.getExtent().left, "on left edge of map"); 
         t.eq(marker.lonlat.lat, map.getExtent().top, "on top edge of map"); 
+        map.destroy();
     
     }