Instalación y manejo de servicios WMS con UMN Mapserver y Openlayers

   #map { width: 512px; height: 512px; border: 1px solid black; }     var map, layer; function init{ map = new OpenLayers.Map( 'map',{					maxExtent: new OpenLayers.Bounds(378107,5193120,510896,5320243),					maxResolution: 'auto',					units: "m",					projection: "EPSG:26915"} 				); layer = new OpenLayers.Layer.WMS( "OpenLayers WMS",                   "http://localhost:9000/cgi-bin/mapserv.exe?map=/ms4w/apps/mapserv-demo/itasca.map", {layers: 'drgs'} ); map.addLayers([layer]); map.zoomToMaxExtent; map.addControl( new OpenLayers.Control.LayerSwitcher ); }  Ejemplo de WMS El uso basico de Openlayers con un layer WMS mas texto aquì