<div class="gmail_quote"><br>Hi alexander,<br><br>thanks for the quick reply. actually not all my layers but only some of my layers. i tried including the visibility but it didn&#39;t work. maybe you can check my codes:<br>
<br>layer_jalan = new OpenLayers.Layer.WMS( &quot;Jalan&quot;,<br>
                &quot;<a href="http://localhost/cgi-bin/mapserv.exe?map=C:/ms4w/apps/Skripsi/coba.map" target="_blank">http://localhost/cgi-bin/mapserv.exe?map=C:/ms4w/apps/Skripsi/coba.map</a>&quot;,<br>             {layers: &#39;jalan&#39;,  <br>

             transparent: &quot;true&quot;, format: &quot;image/png&quot;},<br>             {singleTile: true},<br>             {visibility: false});<br>
</div><br>