<div dir="ltr">hello,<div><br></div><div style>i am following geoext  tutorials on <a href="http://workshops.opengeo.org/geoext/wfs/wfst.html">http://workshops.opengeo.org/geoext/wfs/wfst.html</a>.</div><div style><br></div>
<div style>İ use postgis layers on geoserver.</div><div style><br></div><div style>When my application's base layer  like this.</div><div style><br></div><div style><div><span class="" style="white-space:pre">       </span> var layer2= new OpenLayers.Layer.WMS(</div>
<div>            "Global Imagery",</div><div>            "<a href="http://maps.opengeo.org/geowebcache/service/wms">http://maps.opengeo.org/geowebcache/service/wms</a>",</div><div>            {layers: "bluemarble"}</div>
<div>        ); </div><div><br></div><div style>i can save features over wfst.</div><div style><br></div><div style>but i want to show OSM base layer. But when base layer is OSM no features save over wfst.</div><div style>
<br></div><div style><br></div><div style>my map description is</div><div style><br></div><div style><br></div><div style><div>  var options = </div><div><span class="" style="white-space:pre">                     </span>{ </div><div><span class="" style="white-space:pre">                        </span>controls: </div>
<div><span class="" style="white-space:pre">                            </span>[       new OpenLayers.Control.Navigation(),</div><div>                        new OpenLayers.Control.PanZoomBar(),</div><div>                        new OpenLayers.Control.LayerSwitcher({'ascending':false}),</div>
<div>                        new OpenLayers.Control.Permalink(),</div><div>                        new OpenLayers.Control.ScaleLine(),</div><div>                        new OpenLayers.Control.Permalink('permalink'),</div>
<div>                        new OpenLayers.Control.MousePosition(),</div><div>                        new OpenLayers.Control.KeyboardDefaults()</div><div>                ]</div><div><span class="" style="white-space:pre">                              </span>};</div>
<div><span class="" style="white-space:pre">            </span></div><div><span class="" style="white-space:pre">           </span>   map = new OpenLayers.Map( 'map',options</div><div><span class="" style="white-space:pre">                </span>);  </div>
</div><div style><br></div><div style>how can i achieve save wfst with OSM base layer.</div><div style><br></div><div style>Thanks in advance</div></div></div>