var filter = new OpenLayers.Filter.Comparison({
type: OpenLayers.Filter.Comparison.LIKE,
matchCase:false,
property: "nome",
value: "searchText"});


var strategy = new OpenLayers.Strategy.Fixed();

var wfsprotocol = new OpenLayers.Protocol.WFS.v1_1_0({
url: host,
featureType: "pontos_interesse",
featureNS: "domain",
srsName: "EPSG:900913",
version: "1.1.0",
extractAttributes: true,
isBaseLayer: false,
visibility: true});



 //selectedLayer = new OpenLayers.Layer.Vector("Selected Layer", {
 //displayOutsideMaxExtent: true,
 //displayInLayerSwitcher: false});




wfsprotocol.read ({
filter:filter,
callback: processTheQuery,
scope: strategy});


function processTheQuery(request) {
// the first bit sets the value of sExt to be the a boundingbox on the
//features returned.
// Depending on application logic, this could happen in other places in
//the code.
     if (request.data && request.data.bbox) {
           var b = request.data.bbox;
           var sExt = new OpenLayers.Bounds(b[0],b[1],b[2],b[3]);
     }else {
           var fts = request.features;
           if (fts.length>0) {
               sExt = fts[0].geometry.getBounds().clone();
               for(var i=1;i<fts.length;i++) {
                  sExt.extend(fts[i].geometry.getBounds());
               }
           }
     };
map.zoomToExtent(sExt);
}